20170671854

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{2239}}^1\times {\mathrm{145303}}^1$

素因数の和:147575

約数の個数: 16

約数和(自身を含む): 31246172160

約数和(自身を除く): 11075500306

約数列:

[1, 2, 31, 62, 2239, 4478, 69409, 138818, 145303, 290606, 4504393, 9008786, 325333417, 650666834, 10085335927, 20170671854]

約数ペア:

[(1, 20170671854), (2, 10085335927), (31, 650666834), (62, 325333417), (2239, 9008786), (4478, 4504393), (69409, 290606), (138818, 145303)]