20218424

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{13963}}^1$

素因数の和:14150

約数の個数: 16

約数和(自身を含む): 38121720

約数和(自身を除く): 17903296

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 13963, 27926, 55852, 111704, 2527303, 5054606, 10109212, 20218424]

約数ペア:

[(1, 20218424), (2, 10109212), (4, 5054606), (8, 2527303), (181, 111704), (362, 55852), (724, 27926), (1448, 13963)]