20028013201

素因数分解:

$7^1\times {\mathrm{499}}^1\times {\mathrm{1279}}^1\times {\mathrm{4483}}^1$

素因数の和:6268

約数の個数: 16

約数和(自身を含む): 22958080000

約数和(自身を除く): 2930066799

約数列:

[1, 7, 499, 1279, 3493, 4483, 8953, 31381, 638221, 2237017, 4467547, 5733757, 15659119, 40136299, 2861144743, 20028013201]

約数ペア:

[(1, 20028013201), (7, 2861144743), (499, 40136299), (1279, 15659119), (3493, 5733757), (4483, 4467547), (8953, 2237017), (31381, 638221)]