20122962028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{560029}}^1$

素因数の和:560737

約数の個数: 24

約数和(自身を含む): 37978994480

約数和(自身を除く): 17856032452

約数列:

[1, 2, 4, 13, 26, 52, 691, 1382, 2764, 8983, 17966, 35932, 560029, 1120058, 2240116, 7280377, 14560754, 29121508, 386980039, 773960078, 1547920156, 5030740507, 10061481014, 20122962028]

約数ペア:

[(1, 20122962028), (2, 10061481014), (4, 5030740507), (13, 1547920156), (26, 773960078), (52, 386980039), (691, 29121508), (1382, 14560754), (2764, 7280377), (8983, 2240116), (17966, 1120058), (35932, 560029)]