20178340052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{388045001}}^1$

素因数の和:388045018

約数の個数: 12

約数和(自身を含む): 38028410196

約数和(自身を除く): 17850070144

約数列:

[1, 2, 4, 13, 26, 52, 388045001, 776090002, 1552180004, 5044585013, 10089170026, 20178340052]

約数ペア:

[(1, 20178340052), (2, 10089170026), (4, 5044585013), (13, 1552180004), (26, 776090002), (52, 388045001)]