18220510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23663}}^1$

素因数の和:23688

約数の個数: 32

約数和(自身を含む): 40891392

約数和(自身を除く): 22670882

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 23663, 47326, 118315, 165641, 236630, 260293, 331282, 520586, 828205, 1301465, 1656410, 1822051, 2602930, 3644102, 9110255, 18220510]

約数ペア:

[(1, 18220510), (2, 9110255), (5, 3644102), (7, 2602930), (10, 1822051), (11, 1656410), (14, 1301465), (22, 828205), (35, 520586), (55, 331282), (70, 260293), (77, 236630), (110, 165641), (154, 118315), (385, 47326), (770, 23663)]