18837258

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 44209152

約数和(自身を除く): 25371894

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 103, 163, 187, 206, 309, 326, 374, 489, 561, 618, 978, 1122, 1133, 1751, 1793, 2266, 2771, 3399, 3502, 3586, 5253, 5379, 5542, 6798, 8313, 10506, 10758, 16626, 16789, 19261, 30481, 33578, 38522, 50367, 57783, 60962, 91443, 100734, 115566, 182886, 184679, 285413, 369358, 554037, 570826, 856239, 1108074, 1712478, 3139543, 6279086, 9418629, 18837258]

約数ペア:

[(1, 18837258), (2, 9418629), (3, 6279086), (6, 3139543), (11, 1712478), (17, 1108074), (22, 856239), (33, 570826), (34, 554037), (51, 369358), (66, 285413), (102, 184679), (103, 182886), (163, 115566), (187, 100734), (206, 91443), (309, 60962), (326, 57783), (374, 50367), (489, 38522), (561, 33578), (618, 30481), (978, 19261), (1122, 16789), (1133, 16626), (1751, 10758), (1793, 10506), (2266, 8313), (2771, 6798), (3399, 5542), (3502, 5379), (3586, 5253)]