220209022

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 365472000

約数和(自身を除く): 145262978

約数列:

[1, 2, 11, 22, 179, 199, 281, 358, 398, 562, 1969, 2189, 3091, 3938, 4378, 6182, 35621, 50299, 55919, 71242, 100598, 111838, 391831, 553289, 615109, 783662, 1106578, 1230218, 10009501, 20019002, 110104511, 220209022]

約数ペア:

[(1, 220209022), (2, 110104511), (11, 20019002), (22, 10009501), (179, 1230218), (199, 1106578), (281, 783662), (358, 615109), (398, 553289), (562, 391831), (1969, 111838), (2189, 100598), (3091, 71242), (3938, 55919), (4378, 50299), (6182, 35621)]