19658392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11119}}^1$

素因数の和:11155

約数の個数: 32

約数和(自身を含む): 42033600

約数和(自身を除く): 22375208

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 11119, 22238, 44476, 88952, 144547, 189023, 289094, 378046, 578188, 756092, 1156376, 1512184, 2457299, 4914598, 9829196, 19658392]

約数ペア:

[(1, 19658392), (2, 9829196), (4, 4914598), (8, 2457299), (13, 1512184), (17, 1156376), (26, 756092), (34, 578188), (52, 378046), (68, 289094), (104, 189023), (136, 144547), (221, 88952), (442, 44476), (884, 22238), (1768, 11119)]