20219025065

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1\times {\mathrm{2917}}^1$

素因数の和:3377

約数の個数: 32

約数和(自身を含む): 25292196864

約数和(自身を除く): 5073171799

約数列:

[1, 5, 31, 155, 197, 227, 985, 1135, 2917, 6107, 7037, 14585, 30535, 35185, 44719, 90427, 223595, 452135, 574649, 662159, 1386289, 2873245, 3310795, 6931445, 17814119, 20526929, 89070595, 102634645, 130445323, 652226615, 4043805013, 20219025065]

約数ペア:

[(1, 20219025065), (5, 4043805013), (31, 652226615), (155, 130445323), (197, 102634645), (227, 89070595), (985, 20526929), (1135, 17814119), (2917, 6931445), (6107, 3310795), (7037, 2873245), (14585, 1386289), (30535, 662159), (35185, 574649), (44719, 452135), (90427, 223595)]