221918812

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{16189}}^1$

素因数の和:16365

約数の個数: 24

約数和(自身を含む): 407988000

約数和(自身を除く): 186069188

約数列:

[1, 2, 4, 23, 46, 92, 149, 298, 596, 3427, 6854, 13708, 16189, 32378, 64756, 372347, 744694, 1489388, 2412161, 4824322, 9648644, 55479703, 110959406, 221918812]

約数ペア:

[(1, 221918812), (2, 110959406), (4, 55479703), (23, 9648644), (46, 4824322), (92, 2412161), (149, 1489388), (298, 744694), (596, 372347), (3427, 64756), (6854, 32378), (13708, 16189)]