26878918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{20029}}^1$

素因数の和:20103

約数の個数: 16

約数和(自身を含む): 44706960

約数和(自身を除く): 17828042

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 20029, 40058, 220319, 440638, 1221769, 2443538, 13439459, 26878918]

約数ペア:

[(1, 26878918), (2, 13439459), (11, 2443538), (22, 1221769), (61, 440638), (122, 220319), (671, 40058), (1342, 20029)]