18839220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313987}}^1$

素因数の和:313999

約数の個数: 24

約数和(自身を含む): 52749984

約数和(自身を除く): 33910764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313987, 627974, 941961, 1255948, 1569935, 1883922, 3139870, 3767844, 4709805, 6279740, 9419610, 18839220]

約数ペア:

[(1, 18839220), (2, 9419610), (3, 6279740), (4, 4709805), (5, 3767844), (6, 3139870), (10, 1883922), (12, 1569935), (15, 1255948), (20, 941961), (30, 627974), (60, 313987)]