18242190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11923}}^1$

素因数の和:11953

約数の個数: 48

約数和(自身を含む): 50223888

約数和(自身を除く): 31981698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 11923, 23846, 35769, 59615, 71538, 107307, 119230, 178845, 202691, 214614, 357690, 405382, 536535, 608073, 1013455, 1073070, 1216146, 1824219, 2026910, 3040365, 3648438, 6080730, 9121095, 18242190]

約数ペア:

[(1, 18242190), (2, 9121095), (3, 6080730), (5, 3648438), (6, 3040365), (9, 2026910), (10, 1824219), (15, 1216146), (17, 1073070), (18, 1013455), (30, 608073), (34, 536535), (45, 405382), (51, 357690), (85, 214614), (90, 202691), (102, 178845), (153, 119230), (170, 107307), (255, 71538), (306, 59615), (510, 35769), (765, 23846), (1530, 11923)]