18083842

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 33685632

約数和(自身を除く): 15601790

約数列:

[1, 2, 7, 14, 23, 46, 49, 71, 98, 113, 142, 161, 226, 322, 497, 791, 994, 1127, 1582, 1633, 2254, 2599, 3266, 3479, 5198, 5537, 6958, 8023, 11074, 11431, 16046, 18193, 22862, 36386, 56161, 80017, 112322, 127351, 160034, 184529, 254702, 369058, 393127, 786254, 1291703, 2583406, 9041921, 18083842]

約数ペア:

[(1, 18083842), (2, 9041921), (7, 2583406), (14, 1291703), (23, 786254), (46, 393127), (49, 369058), (71, 254702), (98, 184529), (113, 160034), (142, 127351), (161, 112322), (226, 80017), (322, 56161), (497, 36386), (791, 22862), (994, 18193), (1127, 16046), (1582, 11431), (1633, 11074), (2254, 8023), (2599, 6958), (3266, 5537), (3479, 5198)]