18374391

素因数分解:

$3^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{509}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 31334400

約数和(自身を除く): 12960009

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 191, 509, 573, 1337, 1527, 1719, 3563, 4011, 4581, 5157, 10689, 12033, 13743, 32067, 36099, 96201, 97219, 291657, 680533, 874971, 2041599, 2624913, 6124797, 18374391]

約数ペア:

[(1, 18374391), (3, 6124797), (7, 2624913), (9, 2041599), (21, 874971), (27, 680533), (63, 291657), (189, 97219), (191, 96201), (509, 36099), (573, 32067), (1337, 13743), (1527, 12033), (1719, 10689), (3563, 5157), (4011, 4581)]