18731349

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22871}}^1$

素因数の和:22897

約数の個数: 24

約数和(自身を含む): 33301632

約数和(自身を除く): 14570283

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 22871, 68613, 160097, 205839, 297323, 480291, 891969, 1440873, 2081261, 2675907, 6243783, 18731349]

約数ペア:

[(1, 18731349), (3, 6243783), (7, 2675907), (9, 2081261), (13, 1440873), (21, 891969), (39, 480291), (63, 297323), (91, 205839), (117, 160097), (273, 68613), (819, 22871)]