19477514

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10009}}^1$

素因数の和:10157

約数の個数: 16

約数和(自身を含む): 33633600

約数和(自身を除く): 14156086

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 10009, 20018, 70063, 140126, 1391251, 2782502, 9738757, 19477514]

約数ペア:

[(1, 19477514), (2, 9738757), (7, 2782502), (14, 1391251), (139, 140126), (278, 70063), (973, 20018), (1946, 10009)]