20239218380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53261101}}^1$

素因数の和:53261129

約数の個数: 24

約数和(自身を含む): 44739325680

約数和(自身を除く): 24500107300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53261101, 106522202, 213044404, 266305505, 532611010, 1011960919, 1065222020, 2023921838, 4047843676, 5059804595, 10119609190, 20239218380]

約数ペア:

[(1, 20239218380), (2, 10119609190), (4, 5059804595), (5, 4047843676), (10, 2023921838), (19, 1065222020), (20, 1011960919), (38, 532611010), (76, 266305505), (95, 213044404), (190, 106522202), (380, 53261101)]