20804771638

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{797}}^1\times {\mathrm{18461}}^1$

素因数の和:19368

約数の個数: 32

約数和(自身を含む): 36065590848

約数和(自身を除く): 15260819210

約数列:

[1, 2, 7, 14, 101, 202, 707, 797, 1414, 1594, 5579, 11158, 18461, 36922, 80497, 129227, 160994, 258454, 563479, 1126958, 1864561, 3729122, 13051927, 14713417, 26103854, 29426834, 102993919, 205987838, 1486055117, 2972110234, 10402385819, 20804771638]

約数ペア:

[(1, 20804771638), (2, 10402385819), (7, 2972110234), (14, 1486055117), (101, 205987838), (202, 102993919), (707, 29426834), (797, 26103854), (1414, 14713417), (1594, 13051927), (5579, 3729122), (11158, 1864561), (18461, 1126958), (36922, 563479), (80497, 258454), (129227, 160994)]