20644443

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1097}}^1$

素因数の和:1164

約数の個数: 32

約数和(自身を含む): 33203520

約数和(自身を除く): 12559077

約数列:

[1, 3, 9, 17, 27, 41, 51, 123, 153, 369, 459, 697, 1097, 1107, 2091, 3291, 6273, 9873, 18649, 18819, 29619, 44977, 55947, 134931, 167841, 404793, 503523, 764609, 1214379, 2293827, 6881481, 20644443]

約数ペア:

[(1, 20644443), (3, 6881481), (9, 2293827), (17, 1214379), (27, 764609), (41, 503523), (51, 404793), (123, 167841), (153, 134931), (369, 55947), (459, 44977), (697, 29619), (1097, 18819), (1107, 18649), (2091, 9873), (3291, 6273)]