18421938

素因数分解:

$2^1\times 3^3\times {\mathrm{113}}^1\times {\mathrm{3019}}^1$

素因数の和:3143

約数の個数: 32

約数和(自身を含む): 41313600

約数和(自身を除く): 22891662

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 113, 226, 339, 678, 1017, 2034, 3019, 3051, 6038, 6102, 9057, 18114, 27171, 54342, 81513, 163026, 341147, 682294, 1023441, 2046882, 3070323, 6140646, 9210969, 18421938]

約数ペア:

[(1, 18421938), (2, 9210969), (3, 6140646), (6, 3070323), (9, 2046882), (18, 1023441), (27, 682294), (54, 341147), (113, 163026), (226, 81513), (339, 54342), (678, 27171), (1017, 18114), (2034, 9057), (3019, 6102), (3051, 6038)]