18152090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{571}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 37930464

約数和(自身を除く): 19778374

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 289, 374, 571, 578, 935, 1142, 1445, 1870, 2855, 2890, 3179, 5710, 6281, 6358, 9707, 12562, 15895, 19414, 31405, 31790, 48535, 62810, 97070, 106777, 165019, 213554, 330038, 533885, 825095, 1067770, 1650190, 1815209, 3630418, 9076045, 18152090]

約数ペア:

[(1, 18152090), (2, 9076045), (5, 3630418), (10, 1815209), (11, 1650190), (17, 1067770), (22, 825095), (34, 533885), (55, 330038), (85, 213554), (110, 165019), (170, 106777), (187, 97070), (289, 62810), (374, 48535), (571, 31790), (578, 31405), (935, 19414), (1142, 15895), (1445, 12562), (1870, 9707), (2855, 6358), (2890, 6281), (3179, 5710)]