20107777545

素因数分解:

$3^2\times 5^1\times {\mathrm{883}}^1\times {\mathrm{506047}}^1$

素因数の和:506941

約数の個数: 24

約数和(自身を含む): 34893021696

約数和(自身を除く): 14785244151

約数列:

[1, 3, 5, 9, 15, 45, 883, 2649, 4415, 7947, 13245, 39735, 506047, 1518141, 2530235, 4554423, 7590705, 22772115, 446839501, 1340518503, 2234197505, 4021555509, 6702592515, 20107777545]

約数ペア:

[(1, 20107777545), (3, 6702592515), (5, 4021555509), (9, 2234197505), (15, 1340518503), (45, 446839501), (883, 22772115), (2649, 7590705), (4415, 4554423), (7947, 2530235), (13245, 1518141), (39735, 506047)]