20449118

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{1301}}^1$

素因数の和:1603

約数の個数: 16

約数和(自身を含む): 31872960

約数和(自身を除く): 11423842

約数列:

[1, 2, 29, 58, 271, 542, 1301, 2602, 7859, 15718, 37729, 75458, 352571, 705142, 10224559, 20449118]

約数ペア:

[(1, 20449118), (2, 10224559), (29, 705142), (58, 352571), (271, 75458), (542, 37729), (1301, 15718), (2602, 7859)]