19663938

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{52021}}^1$

素因数の和:52039

約数の個数: 32

約数和(自身を含む): 49941120

約数和(自身を除く): 30277182

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 52021, 104042, 156063, 312126, 364147, 468189, 728294, 936378, 1092441, 1404567, 2184882, 2809134, 3277323, 6554646, 9831969, 19663938]

約数ペア:

[(1, 19663938), (2, 9831969), (3, 6554646), (6, 3277323), (7, 2809134), (9, 2184882), (14, 1404567), (18, 1092441), (21, 936378), (27, 728294), (42, 468189), (54, 364147), (63, 312126), (126, 156063), (189, 104042), (378, 52021)]