20041579

素因数分解:

${\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 21881664

約数和(自身を除く): 1840085

約数列:

[1, 23, 41, 53, 401, 943, 1219, 2173, 9223, 16441, 21253, 49979, 378143, 488819, 871373, 20041579]

約数ペア:

[(1, 20041579), (23, 871373), (41, 488819), (53, 378143), (401, 49979), (943, 21253), (1219, 16441), (2173, 9223)]