18227128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{601}}^1$

素因数の和:847

約数の個数: 32

約数和(自身を含む): 36408960

約数和(自身を除く): 18181832

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 223, 446, 601, 892, 1202, 1784, 2404, 3791, 4808, 7582, 10217, 15164, 20434, 30328, 40868, 81736, 134023, 268046, 536092, 1072184, 2278391, 4556782, 9113564, 18227128]

約数ペア:

[(1, 18227128), (2, 9113564), (4, 4556782), (8, 2278391), (17, 1072184), (34, 536092), (68, 268046), (136, 134023), (223, 81736), (446, 40868), (601, 30328), (892, 20434), (1202, 15164), (1784, 10217), (2404, 7582), (3791, 4808)]