19858514

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{1433}}^1$

素因数の和:1502

約数の個数: 24

約数和(自身を含む): 33065172

約数和(自身を除く): 13206658

約数列:

[1, 2, 13, 26, 41, 82, 169, 338, 533, 1066, 1433, 2866, 6929, 13858, 18629, 37258, 58753, 117506, 242177, 484354, 763789, 1527578, 9929257, 19858514]

約数ペア:

[(1, 19858514), (2, 9929257), (13, 1527578), (26, 763789), (41, 484354), (82, 242177), (169, 117506), (338, 58753), (533, 37258), (1066, 18629), (1433, 13858), (2866, 6929)]