18248820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17891}}^1$

素因数の和:17920

約数の個数: 48

約数和(自身を含む): 54105408

約数和(自身を除く): 35856588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 17891, 35782, 53673, 71564, 89455, 107346, 178910, 214692, 268365, 304147, 357820, 536730, 608294, 912441, 1073460, 1216588, 1520735, 1824882, 3041470, 3649764, 4562205, 6082940, 9124410, 18248820]

約数ペア:

[(1, 18248820), (2, 9124410), (3, 6082940), (4, 4562205), (5, 3649764), (6, 3041470), (10, 1824882), (12, 1520735), (15, 1216588), (17, 1073460), (20, 912441), (30, 608294), (34, 536730), (51, 357820), (60, 304147), (68, 268365), (85, 214692), (102, 178910), (170, 107346), (204, 89455), (255, 71564), (340, 53673), (510, 35782), (1020, 17891)]