20188635

素因数分解:

$3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{5237}}^1$

素因数の和:5502

約数の個数: 16

約数和(自身を含む): 32433696

約数和(自身を除く): 12245061

約数列:

[1, 3, 5, 15, 257, 771, 1285, 3855, 5237, 15711, 26185, 78555, 1345909, 4037727, 6729545, 20188635]

約数ペア:

[(1, 20188635), (3, 6729545), (5, 4037727), (15, 1345909), (257, 78555), (771, 26185), (1285, 15711), (3855, 5237)]