20199796850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{38671}}^1$

素因数の和:39051

約数の個数: 48

約数和(自身を含む): 38899700736

約数和(自身を除く): 18699903886

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 337, 674, 775, 1550, 1685, 3370, 8425, 10447, 16850, 20894, 38671, 52235, 77342, 104470, 193355, 261175, 386710, 522350, 966775, 1198801, 1933550, 2397602, 5994005, 11988010, 13032127, 26064254, 29970025, 59940050, 65160635, 130321270, 325803175, 403995937, 651606350, 807991874, 2019979685, 4039959370, 10099898425, 20199796850]

約数ペア:

[(1, 20199796850), (2, 10099898425), (5, 4039959370), (10, 2019979685), (25, 807991874), (31, 651606350), (50, 403995937), (62, 325803175), (155, 130321270), (310, 65160635), (337, 59940050), (674, 29970025), (775, 26064254), (1550, 13032127), (1685, 11988010), (3370, 5994005), (8425, 2397602), (10447, 1933550), (16850, 1198801), (20894, 966775), (38671, 522350), (52235, 386710), (77342, 261175), (104470, 193355)]