20193607

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1110

約数の個数: 16

約数和(自身を含む): 23998464

約数和(自身を除く): 3804857

約数列:

[1, 7, 41, 71, 287, 497, 991, 2911, 6937, 20377, 40631, 70361, 284417, 492527, 2884801, 20193607]

約数ペア:

[(1, 20193607), (7, 2884801), (41, 492527), (71, 284417), (287, 70361), (497, 40631), (991, 20377), (2911, 6937)]