18289264

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2677}}^1$

素因数の和:2753

約数の個数: 40

約数和(自身を含む): 41176928

約数和(自身を除く): 22887664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 2677, 3416, 5354, 6832, 10708, 18739, 21416, 37478, 42832, 74956, 149912, 163297, 299824, 326594, 653188, 1143079, 1306376, 2286158, 2612752, 4572316, 9144632, 18289264]

約数ペア:

[(1, 18289264), (2, 9144632), (4, 4572316), (7, 2612752), (8, 2286158), (14, 1306376), (16, 1143079), (28, 653188), (56, 326594), (61, 299824), (112, 163297), (122, 149912), (244, 74956), (427, 42832), (488, 37478), (854, 21416), (976, 18739), (1708, 10708), (2677, 6832), (3416, 5354)]