2045018421

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{376823}}^1$

素因数の和:376902

約数の個数: 20

約数和(自身を含む): 3100507872

約数和(自身を除く): 1055489451

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 376823, 1130469, 3391407, 10174221, 25247141, 30522663, 75741423, 227224269, 681672807, 2045018421]

約数ペア:

[(1, 2045018421), (3, 681672807), (9, 227224269), (27, 75741423), (67, 30522663), (81, 25247141), (201, 10174221), (603, 3391407), (1809, 1130469), (5427, 376823)]