19365243

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 28123200

約数和(自身を除く): 8757957

約数列:

[1, 3, 29, 41, 61, 87, 89, 123, 183, 267, 1189, 1769, 2501, 2581, 3567, 3649, 5307, 5429, 7503, 7743, 10947, 16287, 72529, 105821, 157441, 217587, 222589, 317463, 472323, 667767, 6455081, 19365243]

約数ペア:

[(1, 19365243), (3, 6455081), (29, 667767), (41, 472323), (61, 317463), (87, 222589), (89, 217587), (123, 157441), (183, 105821), (267, 72529), (1189, 16287), (1769, 10947), (2501, 7743), (2581, 7503), (3567, 5429), (3649, 5307)]