20537138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{5351}}^1$

素因数の和:5473

約数の個数: 16

約数和(自身を含む): 32754240

約数和(自身を除く): 12217102

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 5351, 10702, 101669, 203338, 540451, 1080902, 10268569, 20537138]

約数ペア:

[(1, 20537138), (2, 10268569), (19, 1080902), (38, 540451), (101, 203338), (202, 101669), (1919, 10702), (3838, 5351)]