18958836

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{121531}}^1$

素因数の和:121551

約数の個数: 24

約数和(自身を含む): 47640544

約数和(自身を除く): 28681708

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 121531, 243062, 364593, 486124, 729186, 1458372, 1579903, 3159806, 4739709, 6319612, 9479418, 18958836]

約数ペア:

[(1, 18958836), (2, 9479418), (3, 6319612), (4, 4739709), (6, 3159806), (12, 1579903), (13, 1458372), (26, 729186), (39, 486124), (52, 364593), (78, 243062), (156, 121531)]