18108710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{499}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 34560000

約数和(自身を除く): 16451290

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 191, 382, 499, 955, 998, 1910, 2495, 3629, 4990, 7258, 9481, 18145, 18962, 36290, 47405, 94810, 95309, 190618, 476545, 953090, 1810871, 3621742, 9054355, 18108710]

約数ペア:

[(1, 18108710), (2, 9054355), (5, 3621742), (10, 1810871), (19, 953090), (38, 476545), (95, 190618), (190, 95309), (191, 94810), (382, 47405), (499, 36290), (955, 18962), (998, 18145), (1910, 9481), (2495, 7258), (3629, 4990)]