2019925187

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{13709}}^1$

素因数の和:13851

約数の個数: 24

約数和(自身を含む): 2450689920

約数和(自身を除く): 430764733

約数列:

[1, 7, 31, 49, 97, 217, 679, 1519, 3007, 4753, 13709, 21049, 95963, 147343, 424979, 671741, 1329773, 2974853, 9308411, 20823971, 41222963, 65158877, 288560741, 2019925187]

約数ペア:

[(1, 2019925187), (7, 288560741), (31, 65158877), (49, 41222963), (97, 20823971), (217, 9308411), (679, 2974853), (1519, 1329773), (3007, 671741), (4753, 424979), (13709, 147343), (21049, 95963)]