2018018915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{19801}}^1$

素因数の和:19943

約数の個数: 32

約数和(自身を含む): 2822973120

約数和(自身を除く): 804954205

約数列:

[1, 5, 11, 17, 55, 85, 109, 187, 545, 935, 1199, 1853, 5995, 9265, 19801, 20383, 99005, 101915, 217811, 336617, 1089055, 1683085, 2158309, 3702787, 10791545, 18513935, 23741399, 36691253, 118706995, 183456265, 403603783, 2018018915]

約数ペア:

[(1, 2018018915), (5, 403603783), (11, 183456265), (17, 118706995), (55, 36691253), (85, 23741399), (109, 18513935), (187, 10791545), (545, 3702787), (935, 2158309), (1199, 1683085), (1853, 1089055), (5995, 336617), (9265, 217811), (19801, 101915), (20383, 99005)]