20343349915

素因数分解:

$5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{397}}^1\times {\mathrm{3863}}^1$

素因数の和:4651

約数の個数: 32

約数和(自身を含む): 28050785280

約数和(自身を除く): 7707435365

約数列:

[1, 5, 7, 35, 379, 397, 1895, 1985, 2653, 2779, 3863, 13265, 13895, 19315, 27041, 135205, 150463, 752315, 1053241, 1464077, 1533611, 5266205, 7320385, 7668055, 10248539, 10735277, 51242695, 53676385, 581238569, 2906192845, 4068669983, 20343349915]

約数ペア:

[(1, 20343349915), (5, 4068669983), (7, 2906192845), (35, 581238569), (379, 53676385), (397, 51242695), (1895, 10735277), (1985, 10248539), (2653, 7668055), (2779, 7320385), (3863, 5266205), (13265, 1533611), (13895, 1464077), (19315, 1053241), (27041, 752315), (135205, 150463)]