19199187

素因数分解:

$3^5\times 7^1\times {\mathrm{11287}}^1$

素因数の和:11309

約数の個数: 24

約数和(自身を含む): 32870656

約数和(自身を除く): 13671469

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 11287, 33861, 79009, 101583, 237027, 304749, 711081, 914247, 2133243, 2742741, 6399729, 19199187]

約数ペア:

[(1, 19199187), (3, 6399729), (7, 2742741), (9, 2133243), (21, 914247), (27, 711081), (63, 304749), (81, 237027), (189, 101583), (243, 79009), (567, 33861), (1701, 11287)]