20450256

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{5393}}^1$

素因数の和:5483

約数の個数: 40

約数和(自身を含む): 53508480

約数和(自身を除く): 33058224

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 948, 1264, 1896, 3792, 5393, 10786, 16179, 21572, 32358, 43144, 64716, 86288, 129432, 258864, 426047, 852094, 1278141, 1704188, 2556282, 3408376, 5112564, 6816752, 10225128, 20450256]

約数ペア:

[(1, 20450256), (2, 10225128), (3, 6816752), (4, 5112564), (6, 3408376), (8, 2556282), (12, 1704188), (16, 1278141), (24, 852094), (48, 426047), (79, 258864), (158, 129432), (237, 86288), (316, 64716), (474, 43144), (632, 32358), (948, 21572), (1264, 16179), (1896, 10786), (3792, 5393)]