18334827

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4099}}^1$

素因数の和:4183

約数の個数: 24

約数和(自身を含む): 30700800

約数和(自身を除く): 12365973

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4099, 4473, 12297, 28693, 36891, 86079, 258237, 291029, 873087, 2037203, 2619261, 6111609, 18334827]

約数ペア:

[(1, 18334827), (3, 6111609), (7, 2619261), (9, 2037203), (21, 873087), (63, 291029), (71, 258237), (213, 86079), (497, 36891), (639, 28693), (1491, 12297), (4099, 4473)]