20195881774

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1409}}^1\times {\mathrm{377197}}^1$

素因数の和:378627

約数の個数: 16

約数和(自身を含む): 31910950800

約数和(自身を除く): 11715069026

約数列:

[1, 2, 19, 38, 1409, 2818, 26771, 53542, 377197, 754394, 7166743, 14333486, 531470573, 1062941146, 10097940887, 20195881774]

約数ペア:

[(1, 20195881774), (2, 10097940887), (19, 1062941146), (38, 531470573), (1409, 14333486), (2818, 7166743), (26771, 754394), (53542, 377197)]