15520868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2039}}^1$

素因数の和:2227

約数の個数: 24

約数和(自身を含む): 29816640

約数和(自身を除く): 14295772

約数列:

[1, 2, 4, 11, 22, 44, 173, 346, 692, 1903, 2039, 3806, 4078, 7612, 8156, 22429, 44858, 89716, 352747, 705494, 1410988, 3880217, 7760434, 15520868]

約数ペア:

[(1, 15520868), (2, 7760434), (4, 3880217), (11, 1410988), (22, 705494), (44, 352747), (173, 89716), (346, 44858), (692, 22429), (1903, 8156), (2039, 7612), (3806, 4078)]