219663548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{28351}}^1$

素因数の和:28517

約数の個数: 24

約数和(自身を含む): 416774400

約数和(自身を除く): 197110852

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 3874, 7748, 28351, 56702, 113404, 368563, 737126, 1474252, 4224299, 8448598, 16897196, 54915887, 109831774, 219663548]

約数ペア:

[(1, 219663548), (2, 109831774), (4, 54915887), (13, 16897196), (26, 8448598), (52, 4224299), (149, 1474252), (298, 737126), (596, 368563), (1937, 113404), (3874, 56702), (7748, 28351)]