1312912

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2647}}^1$

素因数の和:2686

約数の個数: 20

約数和(自身を含む): 2626816

約数和(自身を除く): 1313904

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2647, 5294, 10588, 21176, 42352, 82057, 164114, 328228, 656456, 1312912]

約数ペア:

[(1, 1312912), (2, 656456), (4, 328228), (8, 164114), (16, 82057), (31, 42352), (62, 21176), (124, 10588), (248, 5294), (496, 2647)]