1418864

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1328

約数の個数: 20

約数和(自身を含む): 2790000

約数和(自身を除く): 1371136

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1249, 2498, 4996, 9992, 19984, 88679, 177358, 354716, 709432, 1418864]

約数ペア:

[(1, 1418864), (2, 709432), (4, 354716), (8, 177358), (16, 88679), (71, 19984), (142, 9992), (284, 4996), (568, 2498), (1136, 1249)]