18166472

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{599}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 18121528

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 223, 446, 599, 892, 1198, 1784, 2396, 3791, 4792, 7582, 10183, 15164, 20366, 30328, 40732, 81464, 133577, 267154, 534308, 1068616, 2270809, 4541618, 9083236, 18166472]

約数ペア:

[(1, 18166472), (2, 9083236), (4, 4541618), (8, 2270809), (17, 1068616), (34, 534308), (68, 267154), (136, 133577), (223, 81464), (446, 40732), (599, 30328), (892, 20366), (1198, 15164), (1784, 10183), (2396, 7582), (3791, 4792)]