28203758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{3571}}^1$

素因数の和:3943

約数の個数: 16

約数和(自身を含む): 46293120

約数和(自身を除く): 18089362

約数列:

[1, 2, 11, 22, 359, 718, 3571, 3949, 7142, 7898, 39281, 78562, 1281989, 2563978, 14101879, 28203758]

約数ペア:

[(1, 28203758), (2, 14101879), (11, 2563978), (22, 1281989), (359, 78562), (718, 39281), (3571, 7898), (3949, 7142)]