18709670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{38183}}^1$

素因数の和:38204

約数の個数: 24

約数和(自身を含む): 39176784

約数和(自身を除く): 20467114

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 38183, 76366, 190915, 267281, 381830, 534562, 1336405, 1870967, 2672810, 3741934, 9354835, 18709670]

約数ペア:

[(1, 18709670), (2, 9354835), (5, 3741934), (7, 2672810), (10, 1870967), (14, 1336405), (35, 534562), (49, 381830), (70, 267281), (98, 190915), (245, 76366), (490, 38183)]