18030416

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:483

約数の個数: 40

約数和(自身を含む): 36336960

約数和(自身を除く): 18306544

約数列:

[1, 2, 4, 8, 16, 43, 73, 86, 146, 172, 292, 344, 359, 584, 688, 718, 1168, 1436, 2872, 3139, 5744, 6278, 12556, 15437, 25112, 26207, 30874, 50224, 52414, 61748, 104828, 123496, 209656, 246992, 419312, 1126901, 2253802, 4507604, 9015208, 18030416]

約数ペア:

[(1, 18030416), (2, 9015208), (4, 4507604), (8, 2253802), (16, 1126901), (43, 419312), (73, 246992), (86, 209656), (146, 123496), (172, 104828), (292, 61748), (344, 52414), (359, 50224), (584, 30874), (688, 26207), (718, 25112), (1168, 15437), (1436, 12556), (2872, 6278), (3139, 5744)]