19786030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9467}}^1$

素因数の和:9504

約数の個数: 32

約数和(自身を含む): 40901760

約数和(自身を除く): 21115730

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 9467, 18934, 47335, 94670, 104137, 179873, 208274, 359746, 520685, 899365, 1041370, 1798730, 1978603, 3957206, 9893015, 19786030]

約数ペア:

[(1, 19786030), (2, 9893015), (5, 3957206), (10, 1978603), (11, 1798730), (19, 1041370), (22, 899365), (38, 520685), (55, 359746), (95, 208274), (110, 179873), (190, 104137), (209, 94670), (418, 47335), (1045, 18934), (2090, 9467)]