28815886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{14717}}^1$

素因数の和:14819

約数の個数: 16

約数和(自身を含む): 47686320

約数和(自身を除く): 18870434

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 14717, 29434, 161887, 323774, 1309813, 2619626, 14407943, 28815886]

約数ペア:

[(1, 28815886), (2, 14407943), (11, 2619626), (22, 1309813), (89, 323774), (178, 161887), (979, 29434), (1958, 14717)]