20185730785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{16931}}^1$

素因数の和:17409

約数の個数: 32

約数和(自身を含む): 26990962560

約数和(自身を除く): 6805231775

約数列:

[1, 5, 11, 53, 55, 265, 409, 583, 2045, 2915, 4499, 16931, 21677, 22495, 84655, 108385, 186241, 238447, 897343, 931205, 1192235, 4486715, 6924779, 9870773, 34623895, 49353865, 76172569, 367013287, 380862845, 1835066435, 4037146157, 20185730785]

約数ペア:

[(1, 20185730785), (5, 4037146157), (11, 1835066435), (53, 380862845), (55, 367013287), (265, 76172569), (409, 49353865), (583, 34623895), (2045, 9870773), (2915, 6924779), (4499, 4486715), (16931, 1192235), (21677, 931205), (22495, 897343), (84655, 238447), (108385, 186241)]