220199674

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{16649}}^1$

素因数の和:17057

約数の個数: 16

約数和(自身を含む): 350649000

約数和(自身を除く): 130449326

約数列:

[1, 2, 17, 34, 389, 778, 6613, 13226, 16649, 33298, 283033, 566066, 6476461, 12952922, 110099837, 220199674]

約数ペア:

[(1, 220199674), (2, 110099837), (17, 12952922), (34, 6476461), (389, 566066), (778, 283033), (6613, 33298), (13226, 16649)]