18618822

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:319

約数の個数: 80

約数和(自身を含む): 45999360

約数和(自身を除く): 27380538

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 54, 57, 69, 81, 114, 138, 162, 171, 207, 263, 342, 414, 437, 513, 526, 621, 789, 874, 1026, 1242, 1311, 1539, 1578, 1863, 2367, 2622, 3078, 3726, 3933, 4734, 4997, 6049, 7101, 7866, 9994, 11799, 12098, 14202, 14991, 18147, 21303, 23598, 29982, 35397, 36294, 42606, 44973, 54441, 70794, 89946, 108882, 114931, 134919, 163323, 229862, 269838, 326646, 344793, 404757, 489969, 689586, 809514, 979938, 1034379, 2068758, 3103137, 6206274, 9309411, 18618822]

約数ペア:

[(1, 18618822), (2, 9309411), (3, 6206274), (6, 3103137), (9, 2068758), (18, 1034379), (19, 979938), (23, 809514), (27, 689586), (38, 489969), (46, 404757), (54, 344793), (57, 326646), (69, 269838), (81, 229862), (114, 163323), (138, 134919), (162, 114931), (171, 108882), (207, 89946), (263, 70794), (342, 54441), (414, 44973), (437, 42606), (513, 36294), (526, 35397), (621, 29982), (789, 23598), (874, 21303), (1026, 18147), (1242, 14991), (1311, 14202), (1539, 12098), (1578, 11799), (1863, 9994), (2367, 7866), (2622, 7101), (3078, 6049), (3726, 4997), (3933, 4734)]