18480776

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2137}}^1$

素因数の和:2213

約数の個数: 32

約数和(自身を含む): 36944640

約数和(自身を除く): 18463864

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 1081, 2137, 2162, 4274, 4324, 8548, 8648, 17096, 49151, 98302, 100439, 196604, 200878, 393208, 401756, 803512, 2310097, 4620194, 9240388, 18480776]

約数ペア:

[(1, 18480776), (2, 9240388), (4, 4620194), (8, 2310097), (23, 803512), (46, 401756), (47, 393208), (92, 200878), (94, 196604), (184, 100439), (188, 98302), (376, 49151), (1081, 17096), (2137, 8648), (2162, 8548), (4274, 4324)]