28479670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149893}}^1$

素因数の和:149919

約数の個数: 16

約数和(自身を含む): 53961840

約数和(自身を除く): 25482170

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 149893, 299786, 749465, 1498930, 2847967, 5695934, 14239835, 28479670]

約数ペア:

[(1, 28479670), (2, 14239835), (5, 5695934), (10, 2847967), (19, 1498930), (38, 749465), (95, 299786), (190, 149893)]