19392814

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2161}}^1$

素因数の和:2811

約数の個数: 16

約数和(自身を含む): 33312096

約数和(自身を除く): 13919282

約数列:

[1, 2, 7, 14, 641, 1282, 2161, 4322, 4487, 8974, 15127, 30254, 1385201, 2770402, 9696407, 19392814]

約数ペア:

[(1, 19392814), (2, 9696407), (7, 2770402), (14, 1385201), (641, 30254), (1282, 15127), (2161, 8974), (4322, 4487)]