18739834

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1613}}^1$

素因数の和:1809

約数の個数: 16

約数和(自身を含む): 29071368

約数和(自身を除く): 10331534

約数列:

[1, 2, 37, 74, 157, 314, 1613, 3226, 5809, 11618, 59681, 119362, 253241, 506482, 9369917, 18739834]

約数ペア:

[(1, 18739834), (2, 9369917), (37, 506482), (74, 253241), (157, 119362), (314, 59681), (1613, 11618), (3226, 5809)]