19243105

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1523}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 27870912

約数和(自身を除く): 8627807

約数列:

[1, 5, 7, 19, 35, 95, 133, 361, 665, 1523, 1805, 2527, 7615, 10661, 12635, 28937, 53305, 144685, 202559, 549803, 1012795, 2749015, 3848621, 19243105]

約数ペア:

[(1, 19243105), (5, 3848621), (7, 2749015), (19, 1012795), (35, 549803), (95, 202559), (133, 144685), (361, 53305), (665, 28937), (1523, 12635), (1805, 10661), (2527, 7615)]