1919864

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{5581}}^1$

素因数の和:5630

約数の個数: 16

約数和(自身を含む): 3684120

約数和(自身を除く): 1764256

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 5581, 11162, 22324, 44648, 239983, 479966, 959932, 1919864]

約数ペア:

[(1, 1919864), (2, 959932), (4, 479966), (8, 239983), (43, 44648), (86, 22324), (172, 11162), (344, 5581)]