18891552

素因数分解:

$2^5\times 3^1\times {\mathrm{307}}^1\times {\mathrm{641}}^1$

素因数の和:961

約数の個数: 48

約数和(自身を含む): 49829472

約数和(自身を除く): 30937920

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 307, 614, 641, 921, 1228, 1282, 1842, 1923, 2456, 2564, 3684, 3846, 4912, 5128, 7368, 7692, 9824, 10256, 14736, 15384, 20512, 29472, 30768, 61536, 196787, 393574, 590361, 787148, 1180722, 1574296, 2361444, 3148592, 4722888, 6297184, 9445776, 18891552]

約数ペア:

[(1, 18891552), (2, 9445776), (3, 6297184), (4, 4722888), (6, 3148592), (8, 2361444), (12, 1574296), (16, 1180722), (24, 787148), (32, 590361), (48, 393574), (96, 196787), (307, 61536), (614, 30768), (641, 29472), (921, 20512), (1228, 15384), (1282, 14736), (1842, 10256), (1923, 9824), (2456, 7692), (2564, 7368), (3684, 5128), (3846, 4912)]