20138301984

素因数分解:

$2^5\times 3^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{63703}}^1$

素因数の和:63842

約数の個数: 96

約数和(自身を含む): 54902655360

約数和(自身を除く): 34764353376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 74, 89, 96, 111, 148, 178, 222, 267, 296, 356, 444, 534, 592, 712, 888, 1068, 1184, 1424, 1776, 2136, 2848, 3293, 3552, 4272, 6586, 8544, 9879, 13172, 19758, 26344, 39516, 52688, 63703, 79032, 105376, 127406, 158064, 191109, 254812, 316128, 382218, 509624, 764436, 1019248, 1528872, 2038496, 2357011, 3057744, 4714022, 5669567, 6115488, 7071033, 9428044, 11339134, 14142066, 17008701, 18856088, 22678268, 28284132, 34017402, 37712176, 45356536, 56568264, 68034804, 75424352, 90713072, 113136528, 136069608, 181426144, 209773979, 226273056, 272139216, 419547958, 544278432, 629321937, 839095916, 1258643874, 1678191832, 2517287748, 3356383664, 5034575496, 6712767328, 10069150992, 20138301984]

約数ペア:

[(1, 20138301984), (2, 10069150992), (3, 6712767328), (4, 5034575496), (6, 3356383664), (8, 2517287748), (12, 1678191832), (16, 1258643874), (24, 839095916), (32, 629321937), (37, 544278432), (48, 419547958), (74, 272139216), (89, 226273056), (96, 209773979), (111, 181426144), (148, 136069608), (178, 113136528), (222, 90713072), (267, 75424352), (296, 68034804), (356, 56568264), (444, 45356536), (534, 37712176), (592, 34017402), (712, 28284132), (888, 22678268), (1068, 18856088), (1184, 17008701), (1424, 14142066), (1776, 11339134), (2136, 9428044), (2848, 7071033), (3293, 6115488), (3552, 5669567), (4272, 4714022), (6586, 3057744), (8544, 2357011), (9879, 2038496), (13172, 1528872), (19758, 1019248), (26344, 764436), (39516, 509624), (52688, 382218), (63703, 316128), (79032, 254812), (105376, 191109), (127406, 158064)]