18616826

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{401}}^1$

素因数の和:709

約数の個数: 16

約数和(自身を含む): 28365120

約数和(自身を除く): 9748294

約数列:

[1, 2, 139, 167, 278, 334, 401, 802, 23213, 46426, 55739, 66967, 111478, 133934, 9308413, 18616826]

約数ペア:

[(1, 18616826), (2, 9308413), (139, 133934), (167, 111478), (278, 66967), (334, 55739), (401, 46426), (802, 23213)]