19384508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{33889}}^1$

素因数の和:33917

約数の個数: 24

約数和(自身を含む): 39854640

約数和(自身を除く): 20470132

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 33889, 67778, 135556, 372779, 440557, 745558, 881114, 1491116, 1762228, 4846127, 9692254, 19384508]

約数ペア:

[(1, 19384508), (2, 9692254), (4, 4846127), (11, 1762228), (13, 1491116), (22, 881114), (26, 745558), (44, 440557), (52, 372779), (143, 135556), (286, 67778), (572, 33889)]