20168653815

素因数分解:

$3^2\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{289343}}^1$

素因数の和:290903

約数の個数: 24

約数和(自身を含む): 34981689600

約数和(自身を除く): 14813035785

約数列:

[1, 3, 5, 9, 15, 45, 1549, 4647, 7745, 13941, 23235, 69705, 289343, 868029, 1446715, 2604087, 4340145, 13020435, 448192307, 1344576921, 2240961535, 4033730763, 6722884605, 20168653815]

約数ペア:

[(1, 20168653815), (3, 6722884605), (5, 4033730763), (9, 2240961535), (15, 1344576921), (45, 448192307), (1549, 13020435), (4647, 4340145), (7745, 2604087), (13941, 1446715), (23235, 868029), (69705, 289343)]