18975456

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{1607}}^1$

素因数の和:1664

約数の個数: 72

約数和(自身を含む): 55311984

約数和(自身を除く): 36336528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1607, 1968, 2952, 3214, 3936, 4821, 5904, 6428, 9642, 11808, 12856, 14463, 19284, 25712, 28926, 38568, 51424, 57852, 65887, 77136, 115704, 131774, 154272, 197661, 231408, 263548, 395322, 462816, 527096, 592983, 790644, 1054192, 1185966, 1581288, 2108384, 2371932, 3162576, 4743864, 6325152, 9487728, 18975456]

約数ペア:

[(1, 18975456), (2, 9487728), (3, 6325152), (4, 4743864), (6, 3162576), (8, 2371932), (9, 2108384), (12, 1581288), (16, 1185966), (18, 1054192), (24, 790644), (32, 592983), (36, 527096), (41, 462816), (48, 395322), (72, 263548), (82, 231408), (96, 197661), (123, 154272), (144, 131774), (164, 115704), (246, 77136), (288, 65887), (328, 57852), (369, 51424), (492, 38568), (656, 28926), (738, 25712), (984, 19284), (1312, 14463), (1476, 12856), (1607, 11808), (1968, 9642), (2952, 6428), (3214, 5904), (3936, 4821)]