20512031770

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1\times {\mathrm{38923}}^1$

素因数の和:39430

約数の個数: 32

約数和(自身を含む): 37273622400

約数和(自身を除く): 16761590630

約数列:

[1, 2, 5, 10, 151, 302, 349, 698, 755, 1510, 1745, 3490, 38923, 52699, 77846, 105398, 194615, 263495, 389230, 526990, 5877373, 11754746, 13584127, 27168254, 29386865, 58773730, 67920635, 135841270, 2051203177, 4102406354, 10256015885, 20512031770]

約数ペア:

[(1, 20512031770), (2, 10256015885), (5, 4102406354), (10, 2051203177), (151, 135841270), (302, 67920635), (349, 58773730), (698, 29386865), (755, 27168254), (1510, 13584127), (1745, 11754746), (3490, 5877373), (38923, 526990), (52699, 389230), (77846, 263495), (105398, 194615)]