2688556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 5115600

約数和(自身を除く): 2427044

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 347, 596, 694, 1388, 1937, 3874, 4511, 7748, 9022, 18044, 51703, 103406, 206812, 672139, 1344278, 2688556]

約数ペア:

[(1, 2688556), (2, 1344278), (4, 672139), (13, 206812), (26, 103406), (52, 51703), (149, 18044), (298, 9022), (347, 7748), (596, 4511), (694, 3874), (1388, 1937)]