18300968

素因数分解:

$2^3\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1163}}^1$

素因数の和:1457

約数の個数: 32

約数和(自身を含む): 39389760

約数和(自身を除く): 21088792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 281, 562, 1124, 1163, 1967, 2248, 2326, 3934, 4652, 7868, 8141, 9304, 15736, 16282, 32564, 65128, 326803, 653606, 1307212, 2287621, 2614424, 4575242, 9150484, 18300968]

約数ペア:

[(1, 18300968), (2, 9150484), (4, 4575242), (7, 2614424), (8, 2287621), (14, 1307212), (28, 653606), (56, 326803), (281, 65128), (562, 32564), (1124, 16282), (1163, 15736), (1967, 9304), (2248, 8141), (2326, 7868), (3934, 4652)]