20359144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{195761}}^1$

素因数の和:195780

約数の個数: 16

約数和(自身を含む): 41110020

約数和(自身を除く): 20750876

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 195761, 391522, 783044, 1566088, 2544893, 5089786, 10179572, 20359144]

約数ペア:

[(1, 20359144), (2, 10179572), (4, 5089786), (8, 2544893), (13, 1566088), (26, 783044), (52, 391522), (104, 195761)]