20109028

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2617}}^1$

素因数の和:2751

約数の個数: 24

約数和(自身を含む): 37604952

約数和(自身を除く): 17495924

約数列:

[1, 2, 4, 17, 34, 68, 113, 226, 452, 1921, 2617, 3842, 5234, 7684, 10468, 44489, 88978, 177956, 295721, 591442, 1182884, 5027257, 10054514, 20109028]

約数ペア:

[(1, 20109028), (2, 10054514), (4, 5027257), (17, 1182884), (34, 591442), (68, 295721), (113, 177956), (226, 88978), (452, 44489), (1921, 10468), (2617, 7684), (3842, 5234)]