20246215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{9949}}^1$

素因数の和:10002

約数の個数: 16

約数和(自身を含む): 27223200

約数和(自身を除く): 6976985

約数列:

[1, 5, 11, 37, 55, 185, 407, 2035, 9949, 49745, 109439, 368113, 547195, 1840565, 4049243, 20246215]

約数ペア:

[(1, 20246215), (5, 4049243), (11, 1840565), (37, 547195), (55, 368113), (185, 109439), (407, 49745), (2035, 9949)]