18505530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{68539}}^1$

素因数の和:68555

約数の個数: 32

約数和(自身を含む): 49348800

約数和(自身を除く): 30843270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 68539, 137078, 205617, 342695, 411234, 616851, 685390, 1028085, 1233702, 1850553, 2056170, 3084255, 3701106, 6168510, 9252765, 18505530]

約数ペア:

[(1, 18505530), (2, 9252765), (3, 6168510), (5, 3701106), (6, 3084255), (9, 2056170), (10, 1850553), (15, 1233702), (18, 1028085), (27, 685390), (30, 616851), (45, 411234), (54, 342695), (90, 205617), (135, 137078), (270, 68539)]