1718996890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{197359}}^1$

素因数の和:197446

約数の個数: 32

約数和(自身を含む): 3381960960

約数和(自身を除く): 1662964070

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 197359, 394718, 986795, 1973590, 2565667, 5131334, 12828335, 13223053, 25656670, 26446106, 66115265, 132230530, 171899689, 343799378, 859498445, 1718996890]

約数ペア:

[(1, 1718996890), (2, 859498445), (5, 343799378), (10, 171899689), (13, 132230530), (26, 66115265), (65, 26446106), (67, 25656670), (130, 13223053), (134, 12828335), (335, 5131334), (670, 2565667), (871, 1973590), (1742, 986795), (4355, 394718), (8710, 197359)]