20203655

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{577}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 24969600

約数和(自身を除く): 4765945

約数列:

[1, 5, 47, 149, 235, 577, 745, 2885, 7003, 27119, 35015, 85973, 135595, 429865, 4040731, 20203655]

約数ペア:

[(1, 20203655), (5, 4040731), (47, 429865), (149, 135595), (235, 85973), (577, 35015), (745, 27119), (2885, 7003)]