20147248615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{16229}}^1$

素因数の和:16587

約数の個数: 32

約数和(自身を含む): 26502940800

約数和(自身を除く): 6355692185

約数列:

[1, 5, 13, 65, 71, 269, 355, 923, 1345, 3497, 4615, 16229, 17485, 19099, 81145, 95495, 210977, 248287, 1054885, 1152259, 1241435, 4365601, 5761295, 14979367, 21828005, 56752813, 74896835, 283764065, 309957671, 1549788355, 4029449723, 20147248615]

約数ペア:

[(1, 20147248615), (5, 4029449723), (13, 1549788355), (65, 309957671), (71, 283764065), (269, 74896835), (355, 56752813), (923, 21828005), (1345, 14979367), (3497, 5761295), (4615, 4365601), (16229, 1241435), (17485, 1152259), (19099, 1054885), (81145, 248287), (95495, 210977)]