18831390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3851}}^1$

素因数の和:4024

約数の個数: 32

約数和(自身を含む): 45484416

約数和(自身を除く): 26653026

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1630, 2445, 3851, 4890, 7702, 11553, 19255, 23106, 38510, 57765, 115530, 627713, 1255426, 1883139, 3138565, 3766278, 6277130, 9415695, 18831390]

約数ペア:

[(1, 18831390), (2, 9415695), (3, 6277130), (5, 3766278), (6, 3138565), (10, 1883139), (15, 1255426), (30, 627713), (163, 115530), (326, 57765), (489, 38510), (815, 23106), (978, 19255), (1630, 11553), (2445, 7702), (3851, 4890)]