63856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:328

約数の個数: 20

約数和(自身を含む): 133672

約数和(自身を除く): 69816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 307, 614, 1228, 2456, 3991, 4912, 7982, 15964, 31928, 63856]

約数ペア:

[(1, 63856), (2, 31928), (4, 15964), (8, 7982), (13, 4912), (16, 3991), (26, 2456), (52, 1228), (104, 614), (208, 307)]