20102973

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 30953472

約数和(自身を除く): 10850499

約数列:

[1, 3, 11, 31, 33, 43, 93, 129, 341, 457, 473, 1023, 1333, 1371, 1419, 3999, 5027, 14167, 14663, 15081, 19651, 42501, 43989, 58953, 155837, 216161, 467511, 609181, 648483, 1827543, 6700991, 20102973]

約数ペア:

[(1, 20102973), (3, 6700991), (11, 1827543), (31, 648483), (33, 609181), (43, 467511), (93, 216161), (129, 155837), (341, 58953), (457, 43989), (473, 42501), (1023, 19651), (1333, 15081), (1371, 14663), (1419, 14167), (3999, 5027)]