16111220

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6343}}^1$

素因数の和:6479

約数の個数: 24

約数和(自身を含む): 34105344

約数和(自身を除く): 17994124

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 6343, 12686, 25372, 31715, 63430, 126860, 805561, 1611122, 3222244, 4027805, 8055610, 16111220]

約数ペア:

[(1, 16111220), (2, 8055610), (4, 4027805), (5, 3222244), (10, 1611122), (20, 805561), (127, 126860), (254, 63430), (508, 31715), (635, 25372), (1270, 12686), (2540, 6343)]