20187318513

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1991449}}^1$

素因数の和:1991592

約数の個数: 16

約数和(自身を含む): 28039616000

約数和(自身を除く): 7852297487

約数列:

[1, 3, 31, 93, 109, 327, 3379, 10137, 1991449, 5974347, 61734919, 185204757, 217067941, 651203823, 6729106171, 20187318513]

約数ペア:

[(1, 20187318513), (3, 6729106171), (31, 651203823), (93, 217067941), (109, 185204757), (327, 61734919), (3379, 5974347), (10137, 1991449)]