20199498085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{161267}}^1$

素因数の和:161373

約数の個数: 32

約数和(自身を含む): 27309768192

約数和(自身を除く): 7110270107

約数列:

[1, 5, 13, 41, 47, 65, 205, 235, 533, 611, 1927, 2665, 3055, 9635, 25051, 125255, 161267, 806335, 2096471, 6611947, 7579549, 10482355, 33059735, 37897745, 85955311, 98534137, 310761509, 429776555, 492670685, 1553807545, 4039899617, 20199498085]

約数ペア:

[(1, 20199498085), (5, 4039899617), (13, 1553807545), (41, 492670685), (47, 429776555), (65, 310761509), (205, 98534137), (235, 85955311), (533, 37897745), (611, 33059735), (1927, 10482355), (2665, 7579549), (3055, 6611947), (9635, 2096471), (25051, 806335), (125255, 161267)]