16981070

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23917}}^1$

素因数の和:23995

約数の個数: 16

約数和(自身を含む): 30997728

約数和(自身を除く): 14016658

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 23917, 47834, 119585, 239170, 1698107, 3396214, 8490535, 16981070]

約数ペア:

[(1, 16981070), (2, 8490535), (5, 3396214), (10, 1698107), (71, 239170), (142, 119585), (355, 47834), (710, 23917)]