20266502

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 33369600

約数和(自身を除く): 13103098

約数列:

[1, 2, 19, 38, 43, 79, 86, 157, 158, 314, 817, 1501, 1634, 2983, 3002, 3397, 5966, 6751, 6794, 12403, 13502, 24806, 64543, 128269, 129086, 235657, 256538, 471314, 533329, 1066658, 10133251, 20266502]

約数ペア:

[(1, 20266502), (2, 10133251), (19, 1066658), (38, 533329), (43, 471314), (79, 256538), (86, 235657), (157, 129086), (158, 128269), (314, 64543), (817, 24806), (1501, 13502), (1634, 12403), (2983, 6794), (3002, 6751), (3397, 5966)]