20317214

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2\times {\mathrm{73}}^1$

素因数の和:240

約数の個数: 24

約数和(自身を含む): 32372928

約数和(自身を除く): 12055714

約数列:

[1, 2, 31, 62, 67, 73, 134, 146, 2077, 2263, 4154, 4489, 4526, 4891, 8978, 9782, 139159, 151621, 278318, 303242, 327697, 655394, 10158607, 20317214]

約数ペア:

[(1, 20317214), (2, 10158607), (31, 655394), (62, 327697), (67, 303242), (73, 278318), (134, 151621), (146, 139159), (2077, 9782), (2263, 8978), (4154, 4891), (4489, 4526)]