20509032

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 53856000

約数和(自身を除く): 33346968

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 79, 87, 116, 158, 174, 232, 237, 316, 348, 373, 474, 632, 696, 746, 948, 1119, 1492, 1896, 2238, 2291, 2984, 4476, 4582, 6873, 8952, 9164, 10817, 13746, 18328, 21634, 27492, 29467, 32451, 43268, 54984, 58934, 64902, 86536, 88401, 117868, 129804, 176802, 235736, 259608, 353604, 707208, 854543, 1709086, 2563629, 3418172, 5127258, 6836344, 10254516, 20509032]

約数ペア:

[(1, 20509032), (2, 10254516), (3, 6836344), (4, 5127258), (6, 3418172), (8, 2563629), (12, 1709086), (24, 854543), (29, 707208), (58, 353604), (79, 259608), (87, 235736), (116, 176802), (158, 129804), (174, 117868), (232, 88401), (237, 86536), (316, 64902), (348, 58934), (373, 54984), (474, 43268), (632, 32451), (696, 29467), (746, 27492), (948, 21634), (1119, 18328), (1492, 13746), (1896, 10817), (2238, 9164), (2291, 8952), (2984, 6873), (4476, 4582)]