20301183

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4079}}^1$

素因数の和:4171

約数の個数: 24

約数和(自身を含む): 33945600

約数和(自身を除く): 13644417

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 4079, 4977, 12237, 28553, 36711, 85659, 256977, 322241, 966723, 2255687, 2900169, 6767061, 20301183]

約数ペア:

[(1, 20301183), (3, 6767061), (7, 2900169), (9, 2255687), (21, 966723), (63, 322241), (79, 256977), (237, 85659), (553, 36711), (711, 28553), (1659, 12237), (4079, 4977)]