20768202105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{197792401}}^1$

素因数の和:197792416

約数の個数: 16

約数和(自身を含む): 37976141184

約数和(自身を除く): 17207939079

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 197792401, 593377203, 988962005, 1384546807, 2966886015, 4153640421, 6922734035, 20768202105]

約数ペア:

[(1, 20768202105), (3, 6922734035), (5, 4153640421), (7, 2966886015), (15, 1384546807), (21, 988962005), (35, 593377203), (105, 197792401)]