18924686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 32372352

約数和(自身を除く): 13447666

約数列:

[1, 2, 11, 22, 37, 67, 74, 134, 347, 407, 694, 737, 814, 1474, 2479, 3817, 4958, 7634, 12839, 23249, 25678, 27269, 46498, 54538, 141229, 255739, 282458, 511478, 860213, 1720426, 9462343, 18924686]

約数ペア:

[(1, 18924686), (2, 9462343), (11, 1720426), (22, 860213), (37, 511478), (67, 282458), (74, 255739), (134, 141229), (347, 54538), (407, 46498), (694, 27269), (737, 25678), (814, 23249), (1474, 12839), (2479, 7634), (3817, 4958)]