220159504

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{335609}}^1$

素因数の和:335658

約数の個数: 20

約数和(自身を含む): 436964220

約数和(自身を除く): 216804716

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 335609, 671218, 1342436, 2684872, 5369744, 13759969, 27519938, 55039876, 110079752, 220159504]

約数ペア:

[(1, 220159504), (2, 110079752), (4, 55039876), (8, 27519938), (16, 13759969), (41, 5369744), (82, 2684872), (164, 1342436), (328, 671218), (656, 335609)]