1268272

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2596

約数の個数: 20

約数和(自身を含む): 2537536

約数和(自身を除く): 1269264

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2557, 5114, 10228, 20456, 40912, 79267, 158534, 317068, 634136, 1268272]

約数ペア:

[(1, 1268272), (2, 634136), (4, 317068), (8, 158534), (16, 79267), (31, 40912), (62, 20456), (124, 10228), (248, 5114), (496, 2557)]