20637704

素因数分解:

$2^3\times {\mathrm{1171}}^1\times {\mathrm{2203}}^1$

素因数の和:3380

約数の個数: 16

約数和(自身を含む): 38746320

約数和(自身を除く): 18108616

約数列:

[1, 2, 4, 8, 1171, 2203, 2342, 4406, 4684, 8812, 9368, 17624, 2579713, 5159426, 10318852, 20637704]

約数ペア:

[(1, 20637704), (2, 10318852), (4, 5159426), (8, 2579713), (1171, 17624), (2203, 9368), (2342, 8812), (4406, 4684)]