16378220

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{7247}}^1$

素因数の和:7369

約数の個数: 24

約数和(自身を含む): 34703424

約数和(自身を除く): 18325204

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 7247, 14494, 28988, 36235, 72470, 144940, 818911, 1637822, 3275644, 4094555, 8189110, 16378220]

約数ペア:

[(1, 16378220), (2, 8189110), (4, 4094555), (5, 3275644), (10, 1637822), (20, 818911), (113, 144940), (226, 72470), (452, 36235), (565, 28988), (1130, 14494), (2260, 7247)]