2012193778

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2239}}^1\times {\mathrm{2791}}^1$

素因数の和:5062

約数の個数: 32

約数和(自身を含む): 3602350080

約数和(自身を除く): 1590156302

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 2239, 2791, 4478, 5582, 15673, 19537, 31346, 39074, 51497, 64193, 102994, 128386, 360479, 449351, 720958, 898702, 6249049, 12498098, 43743343, 87486686, 143728127, 287456254, 1006096889, 2012193778]

約数ペア:

[(1, 2012193778), (2, 1006096889), (7, 287456254), (14, 143728127), (23, 87486686), (46, 43743343), (161, 12498098), (322, 6249049), (2239, 898702), (2791, 720958), (4478, 449351), (5582, 360479), (15673, 128386), (19537, 102994), (31346, 64193), (39074, 51497)]