20357012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5843}}^1$

素因数の和:5927

約数の個数: 24

約数和(自身を含む): 38944416

約数和(自身を除く): 18587404

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5843, 11686, 23372, 75959, 151918, 303836, 391481, 782962, 1565924, 5089253, 10178506, 20357012]

約数ペア:

[(1, 20357012), (2, 10178506), (4, 5089253), (13, 1565924), (26, 782962), (52, 391481), (67, 303836), (134, 151918), (268, 75959), (871, 23372), (1742, 11686), (3484, 5843)]