19813164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{235871}}^1$

素因数の和:235885

約数の個数: 24

約数和(自身を含む): 52835328

約数和(自身を除く): 33022164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 235871, 471742, 707613, 943484, 1415226, 1651097, 2830452, 3302194, 4953291, 6604388, 9906582, 19813164]

約数ペア:

[(1, 19813164), (2, 9906582), (3, 6604388), (4, 4953291), (6, 3302194), (7, 2830452), (12, 1651097), (14, 1415226), (21, 943484), (28, 707613), (42, 471742), (84, 235871)]