17912380

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{3911}}^1$

素因数の和:4149

約数の個数: 24

約数和(自身を含む): 37789920

約数和(自身を除く): 19877540

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 3911, 4580, 7822, 15644, 19555, 39110, 78220, 895619, 1791238, 3582476, 4478095, 8956190, 17912380]

約数ペア:

[(1, 17912380), (2, 8956190), (4, 4478095), (5, 3582476), (10, 1791238), (20, 895619), (229, 78220), (458, 39110), (916, 19555), (1145, 15644), (2290, 7822), (3911, 4580)]