19823535

素因数分解:

$3^4\times 5^1\times {\mathrm{48947}}^1$

素因数の和:48964

約数の個数: 20

約数和(自身を含む): 35536248

約数和(自身を除く): 15712713

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 48947, 146841, 244735, 440523, 734205, 1321569, 2202615, 3964707, 6607845, 19823535]

約数ペア:

[(1, 19823535), (3, 6607845), (5, 3964707), (9, 2202615), (15, 1321569), (27, 734205), (45, 440523), (81, 244735), (135, 146841), (405, 48947)]