18890966

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{3671}}^1$

素因数の和:3787

約数の個数: 16

約数和(自身を含む): 29611008

約数和(自身を除く): 10720042

約数列:

[1, 2, 31, 62, 83, 166, 2573, 3671, 5146, 7342, 113801, 227602, 304693, 609386, 9445483, 18890966]

約数ペア:

[(1, 18890966), (2, 9445483), (31, 609386), (62, 304693), (83, 227602), (166, 113801), (2573, 7342), (3671, 5146)]