18124208

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{4513}}^1$

素因数の和:4772

約数の個数: 20

約数和(自身を含む): 35263368

約数和(自身を除く): 17139160

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 4513, 9026, 18052, 36104, 72208, 1132763, 2265526, 4531052, 9062104, 18124208]

約数ペア:

[(1, 18124208), (2, 9062104), (4, 4531052), (8, 2265526), (16, 1132763), (251, 72208), (502, 36104), (1004, 18052), (2008, 9026), (4016, 4513)]