27920932

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12487}}^1$

素因数の和:12547

約数の個数: 24

約数和(自身を含む): 53848256

約数和(自身を除く): 25927324

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 12487, 24974, 49948, 162331, 324662, 536941, 649324, 1073882, 2147764, 6980233, 13960466, 27920932]

約数ペア:

[(1, 27920932), (2, 13960466), (4, 6980233), (13, 2147764), (26, 1073882), (43, 649324), (52, 536941), (86, 324662), (172, 162331), (559, 49948), (1118, 24974), (2236, 12487)]