20591506

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{1733}}^1$

素因数の和:2205

約数の個数: 16

約数和(自身を含む): 33355224

約数和(自身を除く): 12763718

約数列:

[1, 2, 13, 26, 457, 914, 1733, 3466, 5941, 11882, 22529, 45058, 791981, 1583962, 10295753, 20591506]

約数ペア:

[(1, 20591506), (2, 10295753), (13, 1583962), (26, 791981), (457, 45058), (914, 22529), (1733, 11882), (3466, 5941)]