20113603775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{388481}}^1$

素因数の和:388619

約数の個数: 24

約数和(自身を含む): 26494472400

約数和(自身を除く): 6380868625

約数列:

[1, 5, 19, 25, 95, 109, 475, 545, 2071, 2725, 10355, 51775, 388481, 1942405, 7381139, 9712025, 36905695, 42344429, 184528475, 211722145, 804544151, 1058610725, 4022720755, 20113603775]

約数ペア:

[(1, 20113603775), (5, 4022720755), (19, 1058610725), (25, 804544151), (95, 211722145), (109, 184528475), (475, 42344429), (545, 36905695), (2071, 9712025), (2725, 7381139), (10355, 1942405), (51775, 388481)]