20091885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{463}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 35278848

約数和(自身を除く): 15186963

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 263, 463, 789, 1315, 1389, 2315, 2893, 3945, 5093, 6945, 8679, 14465, 15279, 25465, 43395, 76395, 121769, 365307, 608845, 1339459, 1826535, 4018377, 6697295, 20091885]

約数ペア:

[(1, 20091885), (3, 6697295), (5, 4018377), (11, 1826535), (15, 1339459), (33, 608845), (55, 365307), (165, 121769), (263, 76395), (463, 43395), (789, 25465), (1315, 15279), (1389, 14465), (2315, 8679), (2893, 6945), (3945, 5093)]