20688510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{4567}}^1$

素因数の和:4728

約数の個数: 32

約数和(自身を含む): 49992192

約数和(自身を除く): 29303682

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 151, 302, 453, 755, 906, 1510, 2265, 4530, 4567, 9134, 13701, 22835, 27402, 45670, 68505, 137010, 689617, 1379234, 2068851, 3448085, 4137702, 6896170, 10344255, 20688510]

約数ペア:

[(1, 20688510), (2, 10344255), (3, 6896170), (5, 4137702), (6, 3448085), (10, 2068851), (15, 1379234), (30, 689617), (151, 137010), (302, 68505), (453, 45670), (755, 27402), (906, 22835), (1510, 13701), (2265, 9134), (4530, 4567)]