19617010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{280243}}^1$

素因数の和:280257

約数の個数: 16

約数和(自身を含む): 40355136

約数和(自身を除く): 20738126

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 280243, 560486, 1401215, 1961701, 2802430, 3923402, 9808505, 19617010]

約数ペア:

[(1, 19617010), (2, 9808505), (5, 3923402), (7, 2802430), (10, 1961701), (14, 1401215), (35, 560486), (70, 280243)]