28391638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{44501}}^1$

素因数の和:44543

約数の個数: 16

約数和(自身を含む): 48062160

約数和(自身を除く): 19670522

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 44501, 89002, 489511, 979022, 1290529, 2581058, 14195819, 28391638]

約数ペア:

[(1, 28391638), (2, 14195819), (11, 2581058), (22, 1290529), (29, 979022), (58, 489511), (319, 89002), (638, 44501)]