20589146

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{4001}}^1$

素因数の和:4117

約数の個数: 16

約数和(自身を含む): 32272128

約数和(自身を除く): 11682982

約数列:

[1, 2, 31, 62, 83, 166, 2573, 4001, 5146, 8002, 124031, 248062, 332083, 664166, 10294573, 20589146]

約数ペア:

[(1, 20589146), (2, 10294573), (31, 664166), (62, 332083), (83, 248062), (166, 124031), (2573, 8002), (4001, 5146)]