20173397559

素因数分解:

$3^1\times 7^2\times {\mathrm{6607}}^1\times {\mathrm{20771}}^1$

素因数の和:27395

約数の個数: 24

約数和(自身を含む): 31295593728

約数和(自身を除く): 11122196169

約数列:

[1, 3, 7, 21, 49, 147, 6607, 19821, 20771, 46249, 62313, 138747, 145397, 323743, 436191, 971229, 1017779, 3053337, 137233997, 411701991, 960637979, 2881913937, 6724465853, 20173397559]

約数ペア:

[(1, 20173397559), (3, 6724465853), (7, 2881913937), (21, 960637979), (49, 411701991), (147, 137233997), (6607, 3053337), (19821, 1017779), (20771, 971229), (46249, 436191), (62313, 323743), (138747, 145397)]