201012176

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{306421}}^1$

素因数の和:306470

約数の個数: 20

約数和(自身を含む): 398961444

約数和(自身を除く): 197949268

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 306421, 612842, 1225684, 2451368, 4902736, 12563261, 25126522, 50253044, 100506088, 201012176]

約数ペア:

[(1, 201012176), (2, 100506088), (4, 50253044), (8, 25126522), (16, 12563261), (41, 4902736), (82, 2451368), (164, 1225684), (328, 612842), (656, 306421)]