20217002402

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1\times {\mathrm{255659}}^1$

素因数の和:257761

約数の個数: 16

約数和(自身を含む): 31937047200

約数和(自身を除く): 11720044798

約数列:

[1, 2, 19, 38, 2081, 4162, 39539, 79078, 255659, 511318, 4857521, 9715042, 532026379, 1064052758, 10108501201, 20217002402]

約数ペア:

[(1, 20217002402), (2, 10108501201), (19, 1064052758), (38, 532026379), (2081, 9715042), (4162, 4857521), (39539, 511318), (79078, 255659)]