18900141

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{983}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 29756160

約数和(自身を除く): 10856019

約数列:

[1, 3, 13, 17, 29, 39, 51, 87, 221, 377, 493, 663, 983, 1131, 1479, 2949, 6409, 12779, 16711, 19227, 28507, 38337, 50133, 85521, 217243, 370591, 484619, 651729, 1111773, 1453857, 6300047, 18900141]

約数ペア:

[(1, 18900141), (3, 6300047), (13, 1453857), (17, 1111773), (29, 651729), (39, 484619), (51, 370591), (87, 217243), (221, 85521), (377, 50133), (493, 38337), (663, 28507), (983, 19227), (1131, 16711), (1479, 12779), (2949, 6409)]