42190786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 72576000

約数和(自身を除く): 30385214

約数列:

[1, 2, 11, 22, 23, 46, 199, 253, 398, 419, 506, 838, 2189, 4378, 4577, 4609, 9154, 9218, 9637, 19274, 50347, 83381, 100694, 106007, 166762, 212014, 917191, 1834382, 1917763, 3835526, 21095393, 42190786]

約数ペア:

[(1, 42190786), (2, 21095393), (11, 3835526), (22, 1917763), (23, 1834382), (46, 917191), (199, 212014), (253, 166762), (398, 106007), (419, 100694), (506, 83381), (838, 50347), (2189, 19274), (4378, 9637), (4577, 9218), (4609, 9154)]