22157456

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{6959}}^1$

素因数の和:7166

約数の個数: 20

約数和(自身を含む): 43152000

約数和(自身を除く): 20994544

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 6959, 13918, 27836, 55672, 111344, 1384841, 2769682, 5539364, 11078728, 22157456]

約数ペア:

[(1, 22157456), (2, 11078728), (4, 5539364), (8, 2769682), (16, 1384841), (199, 111344), (398, 55672), (796, 27836), (1592, 13918), (3184, 6959)]