20938798

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32413}}^1$

素因数の和:32451

約数の個数: 16

約数和(自身を含む): 35007120

約数和(自身を除く): 14068322

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 32413, 64826, 551021, 615847, 1102042, 1231694, 10469399, 20938798]

約数ペア:

[(1, 20938798), (2, 10469399), (17, 1231694), (19, 1102042), (34, 615847), (38, 551021), (323, 64826), (646, 32413)]