20123910918

素因数分解:

$2^1\times 3^3\times {\mathrm{372665017}}^1$

素因数の和:372665028

約数の個数: 16

約数和(自身を含む): 44719802160

約数和(自身を除く): 24595891242

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 372665017, 745330034, 1117995051, 2235990102, 3353985153, 6707970306, 10061955459, 20123910918]

約数ペア:

[(1, 20123910918), (2, 10061955459), (3, 6707970306), (6, 3353985153), (9, 2235990102), (18, 1117995051), (27, 745330034), (54, 372665017)]