19876048

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54011}}^1$

素因数の和:54042

約数の個数: 20

約数和(自身を含む): 40184928

約数和(自身を除く): 20308880

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54011, 108022, 216044, 432088, 864176, 1242253, 2484506, 4969012, 9938024, 19876048]

約数ペア:

[(1, 19876048), (2, 9938024), (4, 4969012), (8, 2484506), (16, 1242253), (23, 864176), (46, 432088), (92, 216044), (184, 108022), (368, 54011)]