20269656

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:494

約数の個数: 128

約数和(自身を含む): 64800000

約数和(自身を除く): 44530344

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 27, 33, 36, 38, 44, 54, 57, 66, 72, 76, 88, 99, 108, 114, 132, 152, 171, 198, 209, 216, 228, 264, 297, 342, 396, 418, 449, 456, 513, 594, 627, 684, 792, 836, 898, 1026, 1188, 1254, 1347, 1368, 1672, 1796, 1881, 2052, 2376, 2508, 2694, 3592, 3762, 4041, 4104, 4939, 5016, 5388, 5643, 7524, 8082, 8531, 9878, 10776, 11286, 12123, 14817, 15048, 16164, 17062, 19756, 22572, 24246, 25593, 29634, 32328, 34124, 39512, 44451, 45144, 48492, 51186, 59268, 68248, 76779, 88902, 93841, 96984, 102372, 118536, 133353, 153558, 177804, 187682, 204744, 230337, 266706, 281523, 307116, 355608, 375364, 460674, 533412, 563046, 614232, 750728, 844569, 921348, 1066824, 1126092, 1689138, 1842696, 2252184, 2533707, 3378276, 5067414, 6756552, 10134828, 20269656]

約数ペア:

[(1, 20269656), (2, 10134828), (3, 6756552), (4, 5067414), (6, 3378276), (8, 2533707), (9, 2252184), (11, 1842696), (12, 1689138), (18, 1126092), (19, 1066824), (22, 921348), (24, 844569), (27, 750728), (33, 614232), (36, 563046), (38, 533412), (44, 460674), (54, 375364), (57, 355608), (66, 307116), (72, 281523), (76, 266706), (88, 230337), (99, 204744), (108, 187682), (114, 177804), (132, 153558), (152, 133353), (171, 118536), (198, 102372), (209, 96984), (216, 93841), (228, 88902), (264, 76779), (297, 68248), (342, 59268), (396, 51186), (418, 48492), (449, 45144), (456, 44451), (513, 39512), (594, 34124), (627, 32328), (684, 29634), (792, 25593), (836, 24246), (898, 22572), (1026, 19756), (1188, 17062), (1254, 16164), (1347, 15048), (1368, 14817), (1672, 12123), (1796, 11286), (1881, 10776), (2052, 9878), (2376, 8531), (2508, 8082), (2694, 7524), (3592, 5643), (3762, 5388), (4041, 5016), (4104, 4939)]