18676386

素因数分解:

$2^1\times 3^3\times {\mathrm{349}}^1\times {\mathrm{991}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 41664000

約数和(自身を除く): 22987614

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 349, 698, 991, 1047, 1982, 2094, 2973, 3141, 5946, 6282, 8919, 9423, 17838, 18846, 26757, 53514, 345859, 691718, 1037577, 2075154, 3112731, 6225462, 9338193, 18676386]

約数ペア:

[(1, 18676386), (2, 9338193), (3, 6225462), (6, 3112731), (9, 2075154), (18, 1037577), (27, 691718), (54, 345859), (349, 53514), (698, 26757), (991, 18846), (1047, 17838), (1982, 9423), (2094, 8919), (2973, 6282), (3141, 5946)]