20178014727

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1669}}^1\times {\mathrm{5849}}^1$

素因数の和:7587

約数の個数: 32

約数和(自身を含む): 29542968000

約数和(自身を除く): 9364953273

約数列:

[1, 3, 13, 39, 53, 159, 689, 1669, 2067, 5007, 5849, 17547, 21697, 65091, 76037, 88457, 228111, 265371, 309997, 929991, 1149941, 3449823, 4029961, 9761981, 12089883, 29285943, 126905753, 380717259, 517384993, 1552154979, 6726004909, 20178014727]

約数ペア:

[(1, 20178014727), (3, 6726004909), (13, 1552154979), (39, 517384993), (53, 380717259), (159, 126905753), (689, 29285943), (1669, 12089883), (2067, 9761981), (5007, 4029961), (5849, 3449823), (17547, 1149941), (21697, 929991), (65091, 309997), (76037, 265371), (88457, 228111)]