2018867710

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1285903}}^1$

素因数の和:1286067

約数の個数: 16

約数和(自身を含む): 3657110976

約数和(自身を除く): 1638243266

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 1285903, 2571806, 6429515, 12859030, 201886771, 403773542, 1009433855, 2018867710]

約数ペア:

[(1, 2018867710), (2, 1009433855), (5, 403773542), (10, 201886771), (157, 12859030), (314, 6429515), (785, 2571806), (1570, 1285903)]