201919778

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{20269}}^1$

素因数の和:20581

約数の個数: 16

約数和(自身を含む): 321806520

約数和(自身を除く): 119886742

約数列:

[1, 2, 17, 34, 293, 586, 4981, 9962, 20269, 40538, 344573, 689146, 5938817, 11877634, 100959889, 201919778]

約数ペア:

[(1, 201919778), (2, 100959889), (17, 11877634), (34, 5938817), (293, 689146), (586, 344573), (4981, 40538), (9962, 20269)]