19299740

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13219}}^1$

素因数の和:13301

約数の個数: 24

約数和(自身を含む): 41087760

約数和(自身を除く): 21788020

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 13219, 26438, 52876, 66095, 132190, 264380, 964987, 1929974, 3859948, 4824935, 9649870, 19299740]

約数ペア:

[(1, 19299740), (2, 9649870), (4, 4824935), (5, 3859948), (10, 1929974), (20, 964987), (73, 264380), (146, 132190), (292, 66095), (365, 52876), (730, 26438), (1460, 13219)]