20178023789

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1144333}}^1$

素因数の和:1144580

約数の個数: 16

約数和(自身を含む): 25266894720

約数和(自身を除く): 5088870931

約数列:

[1, 7, 11, 77, 229, 1603, 2519, 17633, 1144333, 8010331, 12587663, 88113641, 262052257, 1834365799, 2882574827, 20178023789]

約数ペア:

[(1, 20178023789), (7, 2882574827), (11, 1834365799), (77, 262052257), (229, 88113641), (1603, 12587663), (2519, 8010331), (17633, 1144333)]