20345087691

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{12041}}^1$

素因数の和:12348

約数の個数: 48

約数和(自身を含む): 31822670880

約数和(自身を除く): 11477583189

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 241, 369, 723, 779, 2169, 2337, 4579, 7011, 9881, 12041, 13737, 29643, 36123, 41211, 88929, 108369, 187739, 228779, 493681, 563217, 686337, 1481043, 1689651, 2059011, 2901881, 4443129, 8705643, 9379939, 26116929, 28139817, 55135739, 84419451, 118977121, 165407217, 356931363, 496221651, 1070794089, 2260565299, 6781695897, 20345087691]

約数ペア:

[(1, 20345087691), (3, 6781695897), (9, 2260565299), (19, 1070794089), (41, 496221651), (57, 356931363), (123, 165407217), (171, 118977121), (241, 84419451), (369, 55135739), (723, 28139817), (779, 26116929), (2169, 9379939), (2337, 8705643), (4579, 4443129), (7011, 2901881), (9881, 2059011), (12041, 1689651), (13737, 1481043), (29643, 686337), (36123, 563217), (41211, 493681), (88929, 228779), (108369, 187739)]