20121438

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{197269}}^1$

素因数の和:197291

約数の個数: 16

約数和(自身を含む): 42610320

約数和(自身を除く): 22488882

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 197269, 394538, 591807, 1183614, 3353573, 6707146, 10060719, 20121438]

約数ペア:

[(1, 20121438), (2, 10060719), (3, 6707146), (6, 3353573), (17, 1183614), (34, 591807), (51, 394538), (102, 197269)]