19923237

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 29484000

約数和(自身を除く): 9560763

約数列:

[1, 3, 9, 83, 149, 179, 249, 447, 537, 747, 1341, 1611, 12367, 14857, 26671, 37101, 44571, 80013, 111303, 133713, 240039, 2213693, 6641079, 19923237]

約数ペア:

[(1, 19923237), (3, 6641079), (9, 2213693), (83, 240039), (149, 133713), (179, 111303), (249, 80013), (447, 44571), (537, 37101), (747, 26671), (1341, 14857), (1611, 12367)]