20436904

素因数分解:

$2^3\times {\mathrm{619}}^1\times {\mathrm{4127}}^1$

素因数の和:4752

約数の個数: 16

約数和(自身を含む): 38390400

約数和(自身を除く): 17953496

約数列:

[1, 2, 4, 8, 619, 1238, 2476, 4127, 4952, 8254, 16508, 33016, 2554613, 5109226, 10218452, 20436904]

約数ペア:

[(1, 20436904), (2, 10218452), (4, 5109226), (8, 2554613), (619, 33016), (1238, 16508), (2476, 8254), (4127, 4952)]