20132903917

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{988021}}^1$

素因数の和:988140

約数の個数: 16

約数和(自身を含む): 23902228224

約数和(自身を除く): 3769324307

約数列:

[1, 7, 41, 71, 287, 497, 2911, 20377, 988021, 6916147, 40508861, 70149491, 283562027, 491046437, 2876129131, 20132903917]

約数ペア:

[(1, 20132903917), (7, 2876129131), (41, 491046437), (71, 283562027), (287, 70149491), (497, 40508861), (2911, 6916147), (20377, 988021)]