219630424

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{111149}}^1$

素因数の和:111187

約数の個数: 32

約数和(自身を含む): 466830000

約数和(自身を除く): 247199576

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 111149, 222298, 444596, 889192, 1444937, 2111831, 2889874, 4223662, 5779748, 8447324, 11559496, 16894648, 27453803, 54907606, 109815212, 219630424]

約数ペア:

[(1, 219630424), (2, 109815212), (4, 54907606), (8, 27453803), (13, 16894648), (19, 11559496), (26, 8447324), (38, 5779748), (52, 4223662), (76, 2889874), (104, 2111831), (152, 1444937), (247, 889192), (494, 444596), (988, 222298), (1976, 111149)]