31239802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{3389}}^1$

素因数の和:3821

約数の個数: 16

約数和(自身を含む): 51256800

約数和(自身を除く): 20016998

約数列:

[1, 2, 11, 22, 419, 838, 3389, 4609, 6778, 9218, 37279, 74558, 1419991, 2839982, 15619901, 31239802]

約数ペア:

[(1, 31239802), (2, 15619901), (11, 2839982), (22, 1419991), (419, 74558), (838, 37279), (3389, 9218), (4609, 6778)]