1312688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{6311}}^1$

素因数の和:6332

約数の個数: 20

約数和(自身を含む): 2739408

約数和(自身を除く): 1426720

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 6311, 12622, 25244, 50488, 82043, 100976, 164086, 328172, 656344, 1312688]

約数ペア:

[(1, 1312688), (2, 656344), (4, 328172), (8, 164086), (13, 100976), (16, 82043), (26, 50488), (52, 25244), (104, 12622), (208, 6311)]