31521974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{673}}^1\times {\mathrm{2129}}^1$

素因数の和:2815

約数の個数: 16

約数和(自身を含む): 51682320

約数和(自身を除く): 20160346

約数列:

[1, 2, 11, 22, 673, 1346, 2129, 4258, 7403, 14806, 23419, 46838, 1432817, 2865634, 15760987, 31521974]

約数ペア:

[(1, 31521974), (2, 15760987), (11, 2865634), (22, 1432817), (673, 46838), (1346, 23419), (2129, 14806), (4258, 7403)]