28013588

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{991}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 50663424

約数和(自身を除く): 22649836

約数列:

[1, 2, 4, 37, 74, 148, 191, 382, 764, 991, 1982, 3964, 7067, 14134, 28268, 36667, 73334, 146668, 189281, 378562, 757124, 7003397, 14006794, 28013588]

約数ペア:

[(1, 28013588), (2, 14006794), (4, 7003397), (37, 757124), (74, 378562), (148, 189281), (191, 146668), (382, 73334), (764, 36667), (991, 28268), (1982, 14134), (3964, 7067)]