20307874

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{1091}}^1$

素因数の和:1361

約数の個数: 16

約数和(自身を含む): 31370976

約数和(自身を除く): 11063102

約数列:

[1, 2, 41, 82, 227, 454, 1091, 2182, 9307, 18614, 44731, 89462, 247657, 495314, 10153937, 20307874]

約数ペア:

[(1, 20307874), (2, 10153937), (41, 495314), (82, 247657), (227, 89462), (454, 44731), (1091, 18614), (2182, 9307)]