18417438

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{78707}}^1$

素因数の和:78728

約数の個数: 24

約数和(自身を含む): 42974568

約数和(自身を除く): 24557130

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 78707, 157414, 236121, 472242, 708363, 1023191, 1416726, 2046382, 3069573, 6139146, 9208719, 18417438]

約数ペア:

[(1, 18417438), (2, 9208719), (3, 6139146), (6, 3069573), (9, 2046382), (13, 1416726), (18, 1023191), (26, 708363), (39, 472242), (78, 236121), (117, 157414), (234, 78707)]