20419806

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{309391}}^1$

素因数の和:309407

約数の個数: 16

約数和(自身を含む): 44552448

約数和(自身を除く): 24132642

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 309391, 618782, 928173, 1856346, 3403301, 6806602, 10209903, 20419806]

約数ペア:

[(1, 20419806), (2, 10209903), (3, 6806602), (6, 3403301), (11, 1856346), (22, 928173), (33, 618782), (66, 309391)]