20145038403

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56428679}}^1$

素因数の和:56428706

約数の個数: 16

約数和(自身を含む): 32502919680

約数和(自身を除く): 12357881277

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56428679, 169286037, 395000753, 959287543, 1185002259, 2877862629, 6715012801, 20145038403]

約数ペア:

[(1, 20145038403), (3, 6715012801), (7, 2877862629), (17, 1185002259), (21, 959287543), (51, 395000753), (119, 169286037), (357, 56428679)]