20217092

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31393}}^1$

素因数の和:31427

約数の個数: 24

約数和(自身を含む): 42193536

約数和(自身を除く): 21976444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 31393, 62786, 125572, 219751, 439502, 722039, 879004, 1444078, 2888156, 5054273, 10108546, 20217092]

約数ペア:

[(1, 20217092), (2, 10108546), (4, 5054273), (7, 2888156), (14, 1444078), (23, 879004), (28, 722039), (46, 439502), (92, 219751), (161, 125572), (322, 62786), (644, 31393)]