20942402

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47381}}^1$

素因数の和:47413

約数の個数: 16

約数和(自身を含む): 35820792

約数和(自身を除く): 14878390

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 47381, 94762, 615953, 805477, 1231906, 1610954, 10471201, 20942402]

約数ペア:

[(1, 20942402), (2, 10471201), (13, 1610954), (17, 1231906), (26, 805477), (34, 615953), (221, 94762), (442, 47381)]