20720231842

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14737007}}^1$

素因数の和:14737065

約数の個数: 16

約数和(自身を含む): 33600378240

約数和(自身を除く): 12880146398

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 14737007, 29474014, 280003133, 545269259, 560006266, 1090538518, 10360115921, 20720231842]

約数ペア:

[(1, 20720231842), (2, 10360115921), (19, 1090538518), (37, 560006266), (38, 545269259), (74, 280003133), (703, 29474014), (1406, 14737007)]