20875803555

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47990353}}^1$

素因数の和:47990390

約数の個数: 16

約数和(自身を含む): 34553054880

約数和(自身を除く): 13677251325

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 47990353, 143971059, 239951765, 719855295, 1391720237, 4175160711, 6958601185, 20875803555]

約数ペア:

[(1, 20875803555), (3, 6958601185), (5, 4175160711), (15, 1391720237), (29, 719855295), (87, 239951765), (145, 143971059), (435, 47990353)]