11721172

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 21016296

約数和(自身を除く): 9295124

約数列:

[1, 2, 4, 73, 137, 146, 274, 292, 293, 548, 586, 1172, 10001, 20002, 21389, 40004, 40141, 42778, 80282, 85556, 160564, 2930293, 5860586, 11721172]

約数ペア:

[(1, 11721172), (2, 5860586), (4, 2930293), (73, 160564), (137, 85556), (146, 80282), (274, 42778), (292, 40141), (293, 40004), (548, 21389), (586, 20002), (1172, 10001)]