18045258

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 45480960

約数和(自身を除く): 27435702

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 139, 154, 231, 278, 281, 417, 462, 562, 834, 843, 973, 1529, 1686, 1946, 1967, 2919, 3058, 3091, 3934, 4587, 5838, 5901, 6182, 9174, 9273, 10703, 11802, 18546, 21406, 21637, 32109, 39059, 43274, 64218, 64911, 78118, 117177, 129822, 234354, 273413, 429649, 546826, 820239, 859298, 1288947, 1640478, 2577894, 3007543, 6015086, 9022629, 18045258]

約数ペア:

[(1, 18045258), (2, 9022629), (3, 6015086), (6, 3007543), (7, 2577894), (11, 1640478), (14, 1288947), (21, 859298), (22, 820239), (33, 546826), (42, 429649), (66, 273413), (77, 234354), (139, 129822), (154, 117177), (231, 78118), (278, 64911), (281, 64218), (417, 43274), (462, 39059), (562, 32109), (834, 21637), (843, 21406), (973, 18546), (1529, 11802), (1686, 10703), (1946, 9273), (1967, 9174), (2919, 6182), (3058, 5901), (3091, 5838), (3934, 4587)]