20291232

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:326

約数の個数: 96

約数和(自身を含む): 58423680

約数和(自身を除く): 38132448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 71, 78, 96, 104, 142, 156, 208, 213, 229, 284, 312, 416, 426, 458, 568, 624, 687, 852, 916, 923, 1136, 1248, 1374, 1704, 1832, 1846, 2272, 2748, 2769, 2977, 3408, 3664, 3692, 5496, 5538, 5954, 6816, 7328, 7384, 8931, 10992, 11076, 11908, 14768, 16259, 17862, 21984, 22152, 23816, 29536, 32518, 35724, 44304, 47632, 48777, 65036, 71448, 88608, 95264, 97554, 130072, 142896, 195108, 211367, 260144, 285792, 390216, 422734, 520288, 634101, 780432, 845468, 1268202, 1560864, 1690936, 2536404, 3381872, 5072808, 6763744, 10145616, 20291232]

約数ペア:

[(1, 20291232), (2, 10145616), (3, 6763744), (4, 5072808), (6, 3381872), (8, 2536404), (12, 1690936), (13, 1560864), (16, 1268202), (24, 845468), (26, 780432), (32, 634101), (39, 520288), (48, 422734), (52, 390216), (71, 285792), (78, 260144), (96, 211367), (104, 195108), (142, 142896), (156, 130072), (208, 97554), (213, 95264), (229, 88608), (284, 71448), (312, 65036), (416, 48777), (426, 47632), (458, 44304), (568, 35724), (624, 32518), (687, 29536), (852, 23816), (916, 22152), (923, 21984), (1136, 17862), (1248, 16259), (1374, 14768), (1704, 11908), (1832, 11076), (1846, 10992), (2272, 8931), (2748, 7384), (2769, 7328), (2977, 6816), (3408, 5954), (3664, 5538), (3692, 5496)]