18371248

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2689}}^1$

素因数の和:2765

約数の個数: 40

約数和(自身を含む): 41361440

約数和(自身を除く): 22990192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 2689, 3416, 5378, 6832, 10756, 18823, 21512, 37646, 43024, 75292, 150584, 164029, 301168, 328058, 656116, 1148203, 1312232, 2296406, 2624464, 4592812, 9185624, 18371248]

約数ペア:

[(1, 18371248), (2, 9185624), (4, 4592812), (7, 2624464), (8, 2296406), (14, 1312232), (16, 1148203), (28, 656116), (56, 328058), (61, 301168), (112, 164029), (122, 150584), (244, 75292), (427, 43024), (488, 37646), (854, 21512), (976, 18823), (1708, 10756), (2689, 6832), (3416, 5378)]