20702900403

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{76001}}^1$

素因数の和:76094

約数の個数: 48

約数和(自身を含む): 33197673600

約数和(自身を除く): 12494773197

約数列:

[1, 3, 9, 19, 27, 57, 59, 81, 171, 177, 243, 513, 531, 1121, 1539, 1593, 3363, 4617, 4779, 10089, 14337, 30267, 76001, 90801, 228003, 272403, 684009, 1444019, 2052027, 4332057, 4484059, 6156081, 12996171, 13452177, 18468243, 38988513, 40356531, 85197121, 116965539, 121069593, 255591363, 350896617, 363208779, 766774089, 1089626337, 2300322267, 6900966801, 20702900403]

約数ペア:

[(1, 20702900403), (3, 6900966801), (9, 2300322267), (19, 1089626337), (27, 766774089), (57, 363208779), (59, 350896617), (81, 255591363), (171, 121069593), (177, 116965539), (243, 85197121), (513, 40356531), (531, 38988513), (1121, 18468243), (1539, 13452177), (1593, 12996171), (3363, 6156081), (4617, 4484059), (4779, 4332057), (10089, 2052027), (14337, 1444019), (30267, 684009), (76001, 272403), (90801, 228003)]