2019925369

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1307}}^1\times {\mathrm{20071}}^1$

素因数の和:21396

約数の個数: 16

約数和(自身を含む): 2520400896

約数和(自身を除く): 500475527

約数列:

[1, 7, 11, 77, 1307, 9149, 14377, 20071, 100639, 140497, 220781, 1545467, 26232797, 183629579, 288560767, 2019925369]

約数ペア:

[(1, 2019925369), (7, 288560767), (11, 183629579), (77, 26232797), (1307, 1545467), (9149, 220781), (14377, 140497), (20071, 100639)]