220997683

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{1213}}^1$

素因数の和:1498

約数の個数: 16

約数和(自身を含む): 239303680

約数和(自身を除く): 18305997

約数列:

[1, 19, 43, 223, 817, 1213, 4237, 9589, 23047, 52159, 182191, 270499, 991021, 5139481, 11631457, 220997683]

約数ペア:

[(1, 220997683), (19, 11631457), (43, 5139481), (223, 991021), (817, 270499), (1213, 182191), (4237, 52159), (9589, 23047)]