30919438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{10111}}^1$

素因数の和:10263

約数の個数: 16

約数和(自身を含む): 50964480

約数和(自身を除く): 20045042

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 10111, 20222, 111221, 222442, 1405429, 2810858, 15459719, 30919438]

約数ペア:

[(1, 30919438), (2, 15459719), (11, 2810858), (22, 1405429), (139, 222442), (278, 111221), (1529, 20222), (3058, 10111)]