20417952

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{12511}}^1$

素因数の和:12541

約数の個数: 48

約数和(自身を含む): 56754432

約数和(自身を除く): 36336480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 12511, 25022, 37533, 50044, 75066, 100088, 150132, 200176, 212687, 300264, 400352, 425374, 600528, 638061, 850748, 1201056, 1276122, 1701496, 2552244, 3402992, 5104488, 6805984, 10208976, 20417952]

約数ペア:

[(1, 20417952), (2, 10208976), (3, 6805984), (4, 5104488), (6, 3402992), (8, 2552244), (12, 1701496), (16, 1276122), (17, 1201056), (24, 850748), (32, 638061), (34, 600528), (48, 425374), (51, 400352), (68, 300264), (96, 212687), (102, 200176), (136, 150132), (204, 100088), (272, 75066), (408, 50044), (544, 37533), (816, 25022), (1632, 12511)]