20198283616

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:493

約数の個数: 192

約数和(自身を含む): 47947382784

約数和(自身を除く): 27749099168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 97, 112, 124, 157, 191, 194, 217, 224, 248, 314, 382, 388, 434, 496, 628, 679, 764, 776, 868, 992, 1099, 1256, 1337, 1358, 1528, 1552, 1736, 2198, 2512, 2674, 2716, 3007, 3056, 3104, 3472, 4396, 4867, 5024, 5348, 5432, 5921, 6014, 6112, 6944, 8792, 9734, 10696, 10864, 11842, 12028, 15229, 17584, 18527, 19468, 21049, 21392, 21728, 23684, 24056, 29987, 30458, 34069, 35168, 37054, 38936, 41447, 42098, 42784, 47368, 48112, 59974, 60916, 68138, 74108, 77872, 82894, 84196, 94736, 96224, 106603, 119948, 121832, 129689, 136276, 148216, 155744, 165788, 168392, 189472, 209909, 213206, 239896, 243664, 259378, 272552, 296432, 331576, 336784, 419818, 426412, 472099, 479792, 487328, 518756, 545104, 574337, 592864, 663152, 673568, 839636, 852824, 929597, 944198, 959584, 1037512, 1090208, 1148674, 1326304, 1679272, 1705648, 1859194, 1888396, 2075024, 2297348, 2908739, 3304693, 3358544, 3411296, 3718388, 3776792, 4020359, 4150048, 4594696, 5817478, 6507179, 6609386, 6717088, 7436776, 7553584, 8040718, 9189392, 11634956, 13014358, 13218772, 14873552, 15107168, 16081436, 18378784, 20361173, 23269912, 26028716, 26437544, 29747104, 32162872, 40722346, 46539824, 52057432, 52875088, 64325744, 81444692, 90170909, 93079648, 104114864, 105750176, 128651488, 162889384, 180341818, 208229728, 325778768, 360683636, 631196363, 651557536, 721367272, 1262392726, 1442734544, 2524785452, 2885469088, 5049570904, 10099141808, 20198283616]

約数ペア:

[(1, 20198283616), (2, 10099141808), (4, 5049570904), (7, 2885469088), (8, 2524785452), (14, 1442734544), (16, 1262392726), (28, 721367272), (31, 651557536), (32, 631196363), (56, 360683636), (62, 325778768), (97, 208229728), (112, 180341818), (124, 162889384), (157, 128651488), (191, 105750176), (194, 104114864), (217, 93079648), (224, 90170909), (248, 81444692), (314, 64325744), (382, 52875088), (388, 52057432), (434, 46539824), (496, 40722346), (628, 32162872), (679, 29747104), (764, 26437544), (776, 26028716), (868, 23269912), (992, 20361173), (1099, 18378784), (1256, 16081436), (1337, 15107168), (1358, 14873552), (1528, 13218772), (1552, 13014358), (1736, 11634956), (2198, 9189392), (2512, 8040718), (2674, 7553584), (2716, 7436776), (3007, 6717088), (3056, 6609386), (3104, 6507179), (3472, 5817478), (4396, 4594696), (4867, 4150048), (5024, 4020359), (5348, 3776792), (5432, 3718388), (5921, 3411296), (6014, 3358544), (6112, 3304693), (6944, 2908739), (8792, 2297348), (9734, 2075024), (10696, 1888396), (10864, 1859194), (11842, 1705648), (12028, 1679272), (15229, 1326304), (17584, 1148674), (18527, 1090208), (19468, 1037512), (21049, 959584), (21392, 944198), (21728, 929597), (23684, 852824), (24056, 839636), (29987, 673568), (30458, 663152), (34069, 592864), (35168, 574337), (37054, 545104), (38936, 518756), (41447, 487328), (42098, 479792), (42784, 472099), (47368, 426412), (48112, 419818), (59974, 336784), (60916, 331576), (68138, 296432), (74108, 272552), (77872, 259378), (82894, 243664), (84196, 239896), (94736, 213206), (96224, 209909), (106603, 189472), (119948, 168392), (121832, 165788), (129689, 155744), (136276, 148216)]