20383896260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11199943}}^1$

素因数の和:11199972

約数の個数: 48

約数和(自身を含む): 52684536576

約数和(自身を除く): 32300640316

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 11199943, 22399886, 44799772, 55999715, 78399601, 111999430, 145599259, 156799202, 223998860, 291198518, 313598404, 391998005, 582397036, 727996295, 783996010, 1019194813, 1455992590, 1567992020, 2038389626, 2911985180, 4076779252, 5095974065, 10191948130, 20383896260]

約数ペア:

[(1, 20383896260), (2, 10191948130), (4, 5095974065), (5, 4076779252), (7, 2911985180), (10, 2038389626), (13, 1567992020), (14, 1455992590), (20, 1019194813), (26, 783996010), (28, 727996295), (35, 582397036), (52, 391998005), (65, 313598404), (70, 291198518), (91, 223998860), (130, 156799202), (140, 145599259), (182, 111999430), (260, 78399601), (364, 55999715), (455, 44799772), (910, 22399886), (1820, 11199943)]