18028248

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{449}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 51840000

約数和(自身を除く): 33811752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 239, 449, 478, 717, 898, 956, 1347, 1434, 1673, 1796, 1912, 2694, 2868, 3143, 3346, 3592, 5019, 5388, 5736, 6286, 6692, 9429, 10038, 10776, 12572, 13384, 18858, 20076, 25144, 37716, 40152, 75432, 107311, 214622, 321933, 429244, 643866, 751177, 858488, 1287732, 1502354, 2253531, 2575464, 3004708, 4507062, 6009416, 9014124, 18028248]

約数ペア:

[(1, 18028248), (2, 9014124), (3, 6009416), (4, 4507062), (6, 3004708), (7, 2575464), (8, 2253531), (12, 1502354), (14, 1287732), (21, 858488), (24, 751177), (28, 643866), (42, 429244), (56, 321933), (84, 214622), (168, 107311), (239, 75432), (449, 40152), (478, 37716), (717, 25144), (898, 20076), (956, 18858), (1347, 13384), (1434, 12572), (1673, 10776), (1796, 10038), (1912, 9429), (2694, 6692), (2868, 6286), (3143, 5736), (3346, 5388), (3592, 5019)]