18115628

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{883}}^1$

素因数の和:1133

約数の個数: 24

約数和(自身を含む): 33266688

約数和(自身を除く): 15151060

約数列:

[1, 2, 4, 23, 46, 92, 223, 446, 883, 892, 1766, 3532, 5129, 10258, 20309, 20516, 40618, 81236, 196909, 393818, 787636, 4528907, 9057814, 18115628]

約数ペア:

[(1, 18115628), (2, 9057814), (4, 4528907), (23, 787636), (46, 393818), (92, 196909), (223, 81236), (446, 40618), (883, 20516), (892, 20309), (1766, 10258), (3532, 5129)]