25981906

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1\times {\mathrm{677}}^1$

素因数の和:1329

約数の個数: 16

約数和(自身を含む): 40354560

約数和(自身を除く): 14372654

約数列:

[1, 2, 31, 62, 619, 677, 1238, 1354, 19189, 20987, 38378, 41974, 419063, 838126, 12990953, 25981906]

約数ペア:

[(1, 25981906), (2, 12990953), (31, 838126), (62, 419063), (619, 41974), (677, 38378), (1238, 20987), (1354, 19189)]