18130256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2593}}^1$

素因数の和:2643

約数の個数: 40

約数和(自身を含む): 38598720

約数和(自身を除く): 20468464

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 2593, 3496, 5186, 6992, 10372, 20744, 41488, 49267, 59639, 98534, 119278, 197068, 238556, 394136, 477112, 788272, 954224, 1133141, 2266282, 4532564, 9065128, 18130256]

約数ペア:

[(1, 18130256), (2, 9065128), (4, 4532564), (8, 2266282), (16, 1133141), (19, 954224), (23, 788272), (38, 477112), (46, 394136), (76, 238556), (92, 197068), (152, 119278), (184, 98534), (304, 59639), (368, 49267), (437, 41488), (874, 20744), (1748, 10372), (2593, 6992), (3496, 5186)]