39378884

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{809}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 70852320

約数和(自身を除く): 31473436

約数列:

[1, 2, 4, 43, 86, 172, 283, 566, 809, 1132, 1618, 3236, 12169, 24338, 34787, 48676, 69574, 139148, 228947, 457894, 915788, 9844721, 19689442, 39378884]

約数ペア:

[(1, 39378884), (2, 19689442), (4, 9844721), (43, 915788), (86, 457894), (172, 228947), (283, 139148), (566, 69574), (809, 48676), (1132, 34787), (1618, 24338), (3236, 12169)]