156955518736

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{25217789}}^1$

素因数の和:25218186

約数の個数: 20

約数和(自身を含む): 304883081100

約数和(自身を除く): 147927562364

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 25217789, 50435578, 100871156, 201742312, 403484624, 9809719921, 19619439842, 39238879684, 78477759368, 156955518736]

約数ペア:

[(1, 156955518736), (2, 78477759368), (4, 39238879684), (8, 19619439842), (16, 9809719921), (389, 403484624), (778, 201742312), (1556, 100871156), (3112, 50435578), (6224, 25217789)]