18586456

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5441}}^1$

素因数の和:5515

約数の個数: 32

約数和(自身を含む): 40488480

約数和(自身を除く): 21902024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 5441, 10882, 21764, 38087, 43528, 76174, 152348, 304696, 331901, 663802, 1327604, 2323307, 2655208, 4646614, 9293228, 18586456]

約数ペア:

[(1, 18586456), (2, 9293228), (4, 4646614), (7, 2655208), (8, 2323307), (14, 1327604), (28, 663802), (56, 331901), (61, 304696), (122, 152348), (244, 76174), (427, 43528), (488, 38087), (854, 21764), (1708, 10882), (3416, 5441)]