20219823

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3677}}^1$

素因数の和:3743

約数の個数: 24

約数和(自身を含む): 32131008

約数和(自身を除く): 11911185

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 3677, 5499, 11031, 33093, 47801, 143403, 172819, 430209, 518457, 1555371, 2246647, 6739941, 20219823]

約数ペア:

[(1, 20219823), (3, 6739941), (9, 2246647), (13, 1555371), (39, 518457), (47, 430209), (117, 172819), (141, 143403), (423, 47801), (611, 33093), (1833, 11031), (3677, 5499)]