18229576

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{431}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 18162104

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 311, 431, 622, 862, 1244, 1724, 2488, 3448, 5287, 7327, 10574, 14654, 21148, 29308, 42296, 58616, 134041, 268082, 536164, 1072328, 2278697, 4557394, 9114788, 18229576]

約数ペア:

[(1, 18229576), (2, 9114788), (4, 4557394), (8, 2278697), (17, 1072328), (34, 536164), (68, 268082), (136, 134041), (311, 58616), (431, 42296), (622, 29308), (862, 21148), (1244, 14654), (1724, 10574), (2488, 7327), (3448, 5287)]