18831904

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:282

約数の個数: 96

約数和(自身を含む): 47416320

約数和(自身を除く): 28584416

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 32, 52, 56, 58, 91, 104, 112, 116, 182, 203, 208, 223, 224, 232, 364, 377, 406, 416, 446, 464, 728, 754, 812, 892, 928, 1456, 1508, 1561, 1624, 1784, 2639, 2899, 2912, 3016, 3122, 3248, 3568, 5278, 5798, 6032, 6244, 6467, 6496, 7136, 10556, 11596, 12064, 12488, 12934, 20293, 21112, 23192, 24976, 25868, 40586, 42224, 45269, 46384, 49952, 51736, 81172, 84071, 84448, 90538, 92768, 103472, 162344, 168142, 181076, 206944, 324688, 336284, 362152, 588497, 649376, 672568, 724304, 1176994, 1345136, 1448608, 2353988, 2690272, 4707976, 9415952, 18831904]

約数ペア:

[(1, 18831904), (2, 9415952), (4, 4707976), (7, 2690272), (8, 2353988), (13, 1448608), (14, 1345136), (16, 1176994), (26, 724304), (28, 672568), (29, 649376), (32, 588497), (52, 362152), (56, 336284), (58, 324688), (91, 206944), (104, 181076), (112, 168142), (116, 162344), (182, 103472), (203, 92768), (208, 90538), (223, 84448), (224, 84071), (232, 81172), (364, 51736), (377, 49952), (406, 46384), (416, 45269), (446, 42224), (464, 40586), (728, 25868), (754, 24976), (812, 23192), (892, 21112), (928, 20293), (1456, 12934), (1508, 12488), (1561, 12064), (1624, 11596), (1784, 10556), (2639, 7136), (2899, 6496), (2912, 6467), (3016, 6244), (3122, 6032), (3248, 5798), (3568, 5278)]