20512697712

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32872913}}^1$

素因数の和:32872937

約数の個数: 40

約数和(自身を含む): 57067378704

約数和(自身を除く): 36554680992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32872913, 65745826, 98618739, 131491652, 197237478, 262983304, 394474956, 427347869, 525966608, 788949912, 854695738, 1282043607, 1577899824, 1709391476, 2564087214, 3418782952, 5128174428, 6837565904, 10256348856, 20512697712]

約数ペア:

[(1, 20512697712), (2, 10256348856), (3, 6837565904), (4, 5128174428), (6, 3418782952), (8, 2564087214), (12, 1709391476), (13, 1577899824), (16, 1282043607), (24, 854695738), (26, 788949912), (39, 525966608), (48, 427347869), (52, 394474956), (78, 262983304), (104, 197237478), (156, 131491652), (208, 98618739), (312, 65745826), (624, 32872913)]