18285201

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9721}}^1$

素因数の和:9757

約数の個数: 24

約数和(自身を含む): 30332640

約数和(自身を除く): 12047439

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 9721, 29163, 87489, 106931, 184699, 320793, 554097, 962379, 1662291, 2031689, 6095067, 18285201]

約数ペア:

[(1, 18285201), (3, 6095067), (9, 2031689), (11, 1662291), (19, 962379), (33, 554097), (57, 320793), (99, 184699), (171, 106931), (209, 87489), (627, 29163), (1881, 9721)]