20949288

素因数分解:

$2^3\times 3^1\times {\mathrm{523}}^1\times {\mathrm{1669}}^1$

素因数の和:2201

約数の個数: 32

約数和(自身を含む): 52504800

約数和(自身を除く): 31555512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 523, 1046, 1569, 1669, 2092, 3138, 3338, 4184, 5007, 6276, 6676, 10014, 12552, 13352, 20028, 40056, 872887, 1745774, 2618661, 3491548, 5237322, 6983096, 10474644, 20949288]

約数ペア:

[(1, 20949288), (2, 10474644), (3, 6983096), (4, 5237322), (6, 3491548), (8, 2618661), (12, 1745774), (24, 872887), (523, 40056), (1046, 20028), (1569, 13352), (1669, 12552), (2092, 10014), (3138, 6676), (3338, 6276), (4184, 5007)]