18385876

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1695

約数の個数: 24

約数和(自身を含む): 33445440

約数和(自身を除く): 15059564

約数列:

[1, 2, 4, 41, 71, 82, 142, 164, 284, 1579, 2911, 3158, 5822, 6316, 11644, 64739, 112109, 129478, 224218, 258956, 448436, 4596469, 9192938, 18385876]

約数ペア:

[(1, 18385876), (2, 9192938), (4, 4596469), (41, 448436), (71, 258956), (82, 224218), (142, 129478), (164, 112109), (284, 64739), (1579, 11644), (2911, 6316), (3158, 5822)]