18603220

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{13883}}^1$

素因数の和:13959

約数の個数: 24

約数和(自身を含む): 39652704

約数和(自身を除く): 21049484

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 13883, 27766, 55532, 69415, 138830, 277660, 930161, 1860322, 3720644, 4650805, 9301610, 18603220]

約数ペア:

[(1, 18603220), (2, 9301610), (4, 4650805), (5, 3720644), (10, 1860322), (20, 930161), (67, 277660), (134, 138830), (268, 69415), (335, 55532), (670, 27766), (1340, 13883)]