19570874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8443}}^1$

素因数の和:8525

約数の個数: 16

約数和(自身を含む): 31411680

約数和(自身を除く): 11840806

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 8443, 16886, 160417, 320834, 515023, 1030046, 9785437, 19570874]

約数ペア:

[(1, 19570874), (2, 9785437), (19, 1030046), (38, 515023), (61, 320834), (122, 160417), (1159, 16886), (2318, 8443)]