18095913

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 30643200

約数和(自身を除く): 12547287

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 121, 191, 261, 297, 319, 363, 573, 783, 957, 1089, 1719, 2101, 2871, 3267, 3509, 5157, 5539, 6303, 8613, 10527, 16617, 18909, 23111, 31581, 49851, 56727, 60929, 69333, 94743, 149553, 182787, 207999, 548361, 623997, 670219, 1645083, 2010657, 6031971, 18095913]

約数ペア:

[(1, 18095913), (3, 6031971), (9, 2010657), (11, 1645083), (27, 670219), (29, 623997), (33, 548361), (87, 207999), (99, 182787), (121, 149553), (191, 94743), (261, 69333), (297, 60929), (319, 56727), (363, 49851), (573, 31581), (783, 23111), (957, 18909), (1089, 16617), (1719, 10527), (2101, 8613), (2871, 6303), (3267, 5539), (3509, 5157)]