20688314122

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{593707}}^1$

素因数の和:593866

約数の個数: 32

約数和(自身を含む): 37617338880

約数和(自身を除く): 16929024758

約数列:

[1, 2, 7, 14, 19, 38, 131, 133, 262, 266, 917, 1834, 2489, 4978, 17423, 34846, 593707, 1187414, 4155949, 8311898, 11280433, 22560866, 77775617, 78963031, 155551234, 157926062, 544429319, 1088858638, 1477736723, 2955473446, 10344157061, 20688314122]

約数ペア:

[(1, 20688314122), (2, 10344157061), (7, 2955473446), (14, 1477736723), (19, 1088858638), (38, 544429319), (131, 157926062), (133, 155551234), (262, 78963031), (266, 77775617), (917, 22560866), (1834, 11280433), (2489, 8311898), (4978, 4155949), (17423, 1187414), (34846, 593707)]