18503429

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 23126040

約数和(自身を除く): 4622611

約数列:

[1, 7, 17, 49, 97, 119, 229, 679, 833, 1603, 1649, 3893, 4753, 11221, 11543, 22213, 27251, 80801, 155491, 190757, 377621, 1088437, 2643347, 18503429]

約数ペア:

[(1, 18503429), (7, 2643347), (17, 1088437), (49, 377621), (97, 190757), (119, 155491), (229, 80801), (679, 27251), (833, 22213), (1603, 11543), (1649, 11221), (3893, 4753)]