20954635

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1801}}^1$

素因数の和:1998

約数の個数: 16

約数和(自身を含む): 27246240

約数和(自身を除く): 6291605

約数列:

[1, 5, 13, 65, 179, 895, 1801, 2327, 9005, 11635, 23413, 117065, 322379, 1611895, 4190927, 20954635]

約数ペア:

[(1, 20954635), (5, 4190927), (13, 1611895), (65, 322379), (179, 117065), (895, 23413), (1801, 11635), (2327, 9005)]