19853190747

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{127679}}^1$

素因数の和:128144

約数の個数: 32

約数和(自身を含む): 31746355200

約数和(自身を除く): 11893164453

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 443, 1329, 3987, 5759, 11961, 17277, 51831, 127679, 155493, 383037, 1149111, 1659827, 3447333, 4979481, 14938443, 44815329, 56561797, 169685391, 509056173, 735303361, 1527168519, 2205910083, 6617730249, 19853190747]

約数ペア:

[(1, 19853190747), (3, 6617730249), (9, 2205910083), (13, 1527168519), (27, 735303361), (39, 509056173), (117, 169685391), (351, 56561797), (443, 44815329), (1329, 14938443), (3987, 4979481), (5759, 3447333), (11961, 1659827), (17277, 1149111), (51831, 383037), (127679, 155493)]