20128100830

素因数分解:

$2^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4670093}}^1$

素因数の和:4670531

約数の個数: 16

約数和(自身を含む): 36314650944

約数和(自身を除く): 16186550114

約数列:

[1, 2, 5, 10, 431, 862, 2155, 4310, 4670093, 9340186, 23350465, 46700930, 2012810083, 4025620166, 10064050415, 20128100830]

約数ペア:

[(1, 20128100830), (2, 10064050415), (5, 4025620166), (10, 2012810083), (431, 46700930), (862, 23350465), (2155, 9340186), (4310, 4670093)]