2019998254

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{248707}}^1$

素因数の和:248871

約数の個数: 16

約数和(自身を含む): 3151627776

約数和(自身を除く): 1131629522

約数列:

[1, 2, 31, 62, 131, 262, 4061, 8122, 248707, 497414, 7709917, 15419834, 32580617, 65161234, 1009999127, 2019998254]

約数ペア:

[(1, 2019998254), (2, 1009999127), (31, 65161234), (62, 32580617), (131, 15419834), (262, 7709917), (4061, 497414), (8122, 248707)]