20178834195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5446379}}^1$

素因数の和:5446419

約数の個数: 32

約数和(自身を含む): 36599673600

約数和(自身を除く): 16420839405

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5446379, 16339137, 27231895, 70802927, 81695685, 103481201, 212408781, 310443603, 354014635, 517406005, 1062043905, 1345255613, 1552218015, 4035766839, 6726278065, 20178834195]

約数ペア:

[(1, 20178834195), (3, 6726278065), (5, 4035766839), (13, 1552218015), (15, 1345255613), (19, 1062043905), (39, 517406005), (57, 354014635), (65, 310443603), (95, 212408781), (195, 103481201), (247, 81695685), (285, 70802927), (741, 27231895), (1235, 16339137), (3705, 5446379)]