18318736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{60259}}^1$

素因数の和:60286

約数の個数: 20

約数和(自身を含む): 37361200

約数和(自身を除く): 19042464

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 60259, 120518, 241036, 482072, 964144, 1144921, 2289842, 4579684, 9159368, 18318736]

約数ペア:

[(1, 18318736), (2, 9159368), (4, 4579684), (8, 2289842), (16, 1144921), (19, 964144), (38, 482072), (76, 241036), (152, 120518), (304, 60259)]