19029065

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 25510464

約数和(自身を除く): 6481399

約数列:

[1, 5, 11, 55, 71, 121, 355, 443, 605, 781, 2215, 3905, 4873, 8591, 24365, 31453, 42955, 53603, 157265, 268015, 345983, 1729915, 3805813, 19029065]

約数ペア:

[(1, 19029065), (5, 3805813), (11, 1729915), (55, 345983), (71, 268015), (121, 157265), (355, 53603), (443, 42955), (605, 31453), (781, 24365), (2215, 8591), (3905, 4873)]