18709158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1831}}^1$

素因数の和:1980

約数の個数: 32

約数和(自身を含む): 40626432

約数和(自身を除く): 21917274

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 1831, 3406, 3662, 5109, 5493, 10218, 10986, 23803, 47606, 71409, 142818, 239861, 479722, 719583, 1439166, 3118193, 6236386, 9354579, 18709158]

約数ペア:

[(1, 18709158), (2, 9354579), (3, 6236386), (6, 3118193), (13, 1439166), (26, 719583), (39, 479722), (78, 239861), (131, 142818), (262, 71409), (393, 47606), (786, 23803), (1703, 10986), (1831, 10218), (3406, 5493), (3662, 5109)]