20197717

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{773}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 22569840

約数和(自身を除く): 2372123

約数列:

[1, 17, 29, 53, 493, 773, 901, 1537, 13141, 22417, 26129, 40969, 381089, 696473, 1188101, 20197717]

約数ペア:

[(1, 20197717), (17, 1188101), (29, 696473), (53, 381089), (493, 40969), (773, 26129), (901, 22417), (1537, 13141)]