71388496

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{10909}}^1$

素因数の和:11326

約数の個数: 20

約数和(自身を含む): 138666100

約数和(自身を除く): 67277604

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 10909, 21818, 43636, 87272, 174544, 4461781, 8923562, 17847124, 35694248, 71388496]

約数ペア:

[(1, 71388496), (2, 35694248), (4, 17847124), (8, 8923562), (16, 4461781), (409, 174544), (818, 87272), (1636, 43636), (3272, 21818), (6544, 10909)]