18156975580

素因数分解:

$2^2\times 5^1\times {\mathrm{19001}}^1\times {\mathrm{47779}}^1$

素因数の和:66789

約数の個数: 24

約数和(自身を含む): 38132453520

約数和(自身を除く): 19975477940

約数列:

[1, 2, 4, 5, 10, 20, 19001, 38002, 47779, 76004, 95005, 95558, 190010, 191116, 238895, 380020, 477790, 955580, 907848779, 1815697558, 3631395116, 4539243895, 9078487790, 18156975580]

約数ペア:

[(1, 18156975580), (2, 9078487790), (4, 4539243895), (5, 3631395116), (10, 1815697558), (20, 907848779), (19001, 955580), (38002, 477790), (47779, 380020), (76004, 238895), (95005, 191116), (95558, 190010)]