20625986

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{1249}}^1$

素因数の和:1633

約数の個数: 16

約数和(自身を含む): 32400000

約数和(自身を除く): 11774014

約数列:

[1, 2, 23, 46, 359, 718, 1249, 2498, 8257, 16514, 28727, 57454, 448391, 896782, 10312993, 20625986]

約数ペア:

[(1, 20625986), (2, 10312993), (23, 896782), (46, 448391), (359, 57454), (718, 28727), (1249, 16514), (2498, 8257)]