19130818

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{18719}}^1$

素因数の和:18801

約数の個数: 16

約数和(自身を含む): 33246720

約数和(自身を除く): 14115902

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 18719, 37438, 131033, 262066, 1366487, 2732974, 9565409, 19130818]

約数ペア:

[(1, 19130818), (2, 9565409), (7, 2732974), (14, 1366487), (73, 262066), (146, 131033), (511, 37438), (1022, 18719)]