2684656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{12907}}^1$

素因数の和:12928

約数の個数: 20

約数和(自身を含む): 5602072

約数和(自身を除く): 2917416

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 12907, 25814, 51628, 103256, 167791, 206512, 335582, 671164, 1342328, 2684656]

約数ペア:

[(1, 2684656), (2, 1342328), (4, 671164), (8, 335582), (13, 206512), (16, 167791), (26, 103256), (52, 51628), (104, 25814), (208, 12907)]