20512576008

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{5375413}}^1$

素因数の和:5375478

約数の個数: 48

約数和(自身を含む): 56603109420

約数和(自身を除く): 36090533412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 5375413, 10750826, 16126239, 21501652, 32252478, 43003304, 48378717, 64504956, 96757434, 129009912, 193514868, 284896889, 387029736, 569793778, 854690667, 1139587556, 1709381334, 2279175112, 2564072001, 3418762668, 5128144002, 6837525336, 10256288004, 20512576008]

約数ペア:

[(1, 20512576008), (2, 10256288004), (3, 6837525336), (4, 5128144002), (6, 3418762668), (8, 2564072001), (9, 2279175112), (12, 1709381334), (18, 1139587556), (24, 854690667), (36, 569793778), (53, 387029736), (72, 284896889), (106, 193514868), (159, 129009912), (212, 96757434), (318, 64504956), (424, 48378717), (477, 43003304), (636, 32252478), (954, 21501652), (1272, 16126239), (1908, 10750826), (3816, 5375413)]