20064393

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 29669640

約数和(自身を除く): 9605247

約数列:

[1, 3, 9, 109, 113, 181, 327, 339, 543, 981, 1017, 1629, 12317, 19729, 20453, 36951, 59187, 61359, 110853, 177561, 184077, 2229377, 6688131, 20064393]

約数ペア:

[(1, 20064393), (3, 6688131), (9, 2229377), (109, 184077), (113, 177561), (181, 110853), (327, 61359), (339, 59187), (543, 36951), (981, 20453), (1017, 19729), (1629, 12317)]