27980122

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{17959}}^1$

素因数の和:18021

約数の個数: 16

約数和(自身を含む): 45259200

約数和(自身を除く): 17279078

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 17959, 35918, 341221, 682442, 736319, 1472638, 13990061, 27980122]

約数ペア:

[(1, 27980122), (2, 13990061), (19, 1472638), (38, 736319), (41, 682442), (82, 341221), (779, 35918), (1558, 17959)]