18337394

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20981}}^1$

素因数の和:21025

約数の個数: 16

約数和(自身を含む): 30214080

約数和(自身を除く): 11876686

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 20981, 41962, 398639, 482563, 797278, 965126, 9168697, 18337394]

約数ペア:

[(1, 18337394), (2, 9168697), (19, 965126), (23, 797278), (38, 482563), (46, 398639), (437, 41962), (874, 20981)]