20020320827135

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{17441051}}^1$

素因数の和:17441399

約数の個数: 32

約数和(自身を含む): 25969028785920

約数和(自身を除く): 5948707958785

約数列:

[1, 5, 19, 43, 95, 215, 281, 817, 1405, 4085, 5339, 12083, 26695, 60415, 229577, 1147885, 17441051, 87205255, 331379969, 749965193, 1656899845, 3749825965, 4900935331, 14249338667, 24504676655, 71246693335, 93117771289, 210740219233, 465588856445, 1053701096165, 4004064165427, 20020320827135]

約数ペア:

[(1, 20020320827135), (5, 4004064165427), (19, 1053701096165), (43, 465588856445), (95, 210740219233), (215, 93117771289), (281, 71246693335), (817, 24504676655), (1405, 14249338667), (4085, 4900935331), (5339, 3749825965), (12083, 1656899845), (26695, 749965193), (60415, 331379969), (229577, 87205255), (1147885, 17441051)]