18936426

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3863}}^1$

素因数の和:3930

約数の個数: 32

約数和(自身を含む): 40803840

約数和(自身を除く): 21867414

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 817, 1634, 2451, 3863, 4902, 7726, 11589, 23178, 73397, 146794, 166109, 220191, 332218, 440382, 498327, 996654, 3156071, 6312142, 9468213, 18936426]

約数ペア:

[(1, 18936426), (2, 9468213), (3, 6312142), (6, 3156071), (19, 996654), (38, 498327), (43, 440382), (57, 332218), (86, 220191), (114, 166109), (129, 146794), (258, 73397), (817, 23178), (1634, 11589), (2451, 7726), (3863, 4902)]