20519557

素因数分解:

${\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:300

約数の個数: 16

約数和(自身を含む): 21909888

約数和(自身を除く): 1390331

約数列:

[1, 41, 43, 103, 113, 1763, 4223, 4429, 4633, 4859, 11639, 181589, 199219, 477199, 500477, 20519557]

約数ペア:

[(1, 20519557), (41, 500477), (43, 477199), (103, 199219), (113, 181589), (1763, 11639), (4223, 4859), (4429, 4633)]