20400238

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{7229}}^1$

素因数の和:7331

約数の個数: 16

約数和(自身を含む): 32795280

約数和(自身を除く): 12395042

約数列:

[1, 2, 17, 34, 83, 166, 1411, 2822, 7229, 14458, 122893, 245786, 600007, 1200014, 10200119, 20400238]

約数ペア:

[(1, 20400238), (2, 10200119), (17, 1200014), (34, 600007), (83, 245786), (166, 122893), (1411, 14458), (2822, 7229)]