19315505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1061}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 25386048

約数和(自身を除く): 6070543

約数列:

[1, 5, 11, 55, 331, 1061, 1655, 3641, 5305, 11671, 18205, 58355, 351191, 1755955, 3863101, 19315505]

約数ペア:

[(1, 19315505), (5, 3863101), (11, 1755955), (55, 351191), (331, 58355), (1061, 18205), (1655, 11671), (3641, 5305)]