20490422405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{4085827}}^1$

素因数の和:4085908

約数の個数: 16

約数和(自身を含む): 26476165440

約数和(自身を除く): 5985743035

約数列:

[1, 5, 17, 59, 85, 295, 1003, 5015, 4085827, 20429135, 69459059, 241063793, 347295295, 1205318965, 4098084481, 20490422405]

約数ペア:

[(1, 20490422405), (5, 4098084481), (17, 1205318965), (59, 347295295), (85, 241063793), (295, 69459059), (1003, 20429135), (5015, 4085827)]