19561776

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 160

約数和(自身を含む): 59996160

約数和(自身を除く): 40434384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 29, 39, 46, 47, 48, 52, 58, 69, 78, 87, 92, 94, 104, 116, 138, 141, 156, 174, 184, 188, 208, 232, 276, 282, 299, 312, 348, 368, 376, 377, 464, 552, 564, 598, 611, 624, 667, 696, 752, 754, 897, 1081, 1104, 1128, 1131, 1196, 1222, 1334, 1363, 1392, 1508, 1794, 1833, 2001, 2162, 2256, 2262, 2392, 2444, 2668, 2726, 3016, 3243, 3588, 3666, 4002, 4089, 4324, 4524, 4784, 4888, 5336, 5452, 6032, 6486, 7176, 7332, 8004, 8178, 8648, 8671, 9048, 9776, 10672, 10904, 12972, 14053, 14352, 14664, 16008, 16356, 17296, 17342, 17719, 18096, 21808, 25944, 26013, 28106, 29328, 31349, 32016, 32712, 34684, 35438, 42159, 51888, 52026, 53157, 56212, 62698, 65424, 69368, 70876, 84318, 94047, 104052, 106314, 112424, 125396, 138736, 141752, 168636, 188094, 208104, 212628, 224848, 250792, 283504, 337272, 376188, 407537, 416208, 425256, 501584, 674544, 752376, 815074, 850512, 1222611, 1504752, 1630148, 2445222, 3260296, 4890444, 6520592, 9780888, 19561776]

約数ペア:

[(1, 19561776), (2, 9780888), (3, 6520592), (4, 4890444), (6, 3260296), (8, 2445222), (12, 1630148), (13, 1504752), (16, 1222611), (23, 850512), (24, 815074), (26, 752376), (29, 674544), (39, 501584), (46, 425256), (47, 416208), (48, 407537), (52, 376188), (58, 337272), (69, 283504), (78, 250792), (87, 224848), (92, 212628), (94, 208104), (104, 188094), (116, 168636), (138, 141752), (141, 138736), (156, 125396), (174, 112424), (184, 106314), (188, 104052), (208, 94047), (232, 84318), (276, 70876), (282, 69368), (299, 65424), (312, 62698), (348, 56212), (368, 53157), (376, 52026), (377, 51888), (464, 42159), (552, 35438), (564, 34684), (598, 32712), (611, 32016), (624, 31349), (667, 29328), (696, 28106), (752, 26013), (754, 25944), (897, 21808), (1081, 18096), (1104, 17719), (1128, 17342), (1131, 17296), (1196, 16356), (1222, 16008), (1334, 14664), (1363, 14352), (1392, 14053), (1508, 12972), (1794, 10904), (1833, 10672), (2001, 9776), (2162, 9048), (2256, 8671), (2262, 8648), (2392, 8178), (2444, 8004), (2668, 7332), (2726, 7176), (3016, 6486), (3243, 6032), (3588, 5452), (3666, 5336), (4002, 4888), (4089, 4784), (4324, 4524)]