20278315719

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{1163}}^1\times {\mathrm{52361}}^1$

素因数の和:53567

約数の個数: 24

約数和(自身を含む): 30108987792

約数和(自身を除く): 9830672073

約数列:

[1, 3, 9, 37, 111, 333, 1163, 3489, 10467, 43031, 52361, 129093, 157083, 387279, 471249, 1937357, 5812071, 17436213, 60895843, 182687529, 548062587, 2253146191, 6759438573, 20278315719]

約数ペア:

[(1, 20278315719), (3, 6759438573), (9, 2253146191), (37, 548062587), (111, 182687529), (333, 60895843), (1163, 17436213), (3489, 5812071), (10467, 1937357), (43031, 471249), (52361, 387279), (129093, 157083)]