19864270

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{17579}}^1$

素因数の和:17699

約数の個数: 16

約数和(自身を含む): 36074160

約数和(自身を除く): 16209890

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 17579, 35158, 87895, 175790, 1986427, 3972854, 9932135, 19864270]

約数ペア:

[(1, 19864270), (2, 9932135), (5, 3972854), (10, 1986427), (113, 175790), (226, 87895), (565, 35158), (1130, 17579)]