18248769

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1549}}^1$

素因数の和:1590

約数の個数: 48

約数和(自身を含む): 34819200

約数和(自身を除く): 16570431

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 357, 561, 693, 1071, 1309, 1549, 1683, 3927, 4647, 10843, 11781, 13941, 17039, 26333, 32529, 51117, 78999, 97587, 119273, 153351, 184331, 236997, 289663, 357819, 552993, 868989, 1073457, 1658979, 2027641, 2606967, 6082923, 18248769]

約数ペア:

[(1, 18248769), (3, 6082923), (7, 2606967), (9, 2027641), (11, 1658979), (17, 1073457), (21, 868989), (33, 552993), (51, 357819), (63, 289663), (77, 236997), (99, 184331), (119, 153351), (153, 119273), (187, 97587), (231, 78999), (357, 51117), (561, 32529), (693, 26333), (1071, 17039), (1309, 13941), (1549, 11781), (1683, 10843), (3927, 4647)]