15291388

素因数分解:

$2^2\times 7^1\times {\mathrm{739}}^2$

素因数の和:1489

約数の個数: 18

約数和(自身を含む): 30624216

約数和(自身を除く): 15332828

約数列:

[1, 2, 4, 7, 14, 28, 739, 1478, 2956, 5173, 10346, 20692, 546121, 1092242, 2184484, 3822847, 7645694, 15291388]

約数ペア:

[(1, 15291388), (2, 7645694), (4, 3822847), (7, 2184484), (14, 1092242), (28, 546121), (739, 20692), (1478, 10346), (2956, 5173)]