20190122

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{12959}}^1$

素因数の和:13021

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 12469078

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 12959, 25918, 246221, 492442, 531319, 1062638, 10095061, 20190122]

約数ペア:

[(1, 20190122), (2, 10095061), (19, 1062638), (38, 531319), (41, 492442), (82, 246221), (779, 25918), (1558, 12959)]