19410736

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71363}}^1$

素因数の和:71388

約数の個数: 20

約数和(自身を含む): 39821112

約数和(自身を除く): 20410376

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 71363, 142726, 285452, 570904, 1141808, 1213171, 2426342, 4852684, 9705368, 19410736]

約数ペア:

[(1, 19410736), (2, 9705368), (4, 4852684), (8, 2426342), (16, 1213171), (17, 1141808), (34, 570904), (68, 285452), (136, 142726), (272, 71363)]