19010915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{67}}^2$

素因数の和:168

約数の個数: 36

約数和(自身を含む): 29091888

約数和(自身を除く): 10080973

約数列:

[1, 5, 7, 11, 35, 55, 67, 77, 121, 335, 385, 469, 605, 737, 847, 2345, 3685, 4235, 4489, 5159, 8107, 22445, 25795, 31423, 40535, 49379, 56749, 157115, 246895, 283745, 345653, 543169, 1728265, 2715845, 3802183, 19010915]

約数ペア:

[(1, 19010915), (5, 3802183), (7, 2715845), (11, 1728265), (35, 543169), (55, 345653), (67, 283745), (77, 246895), (121, 157115), (335, 56749), (385, 49379), (469, 40535), (605, 31423), (737, 25795), (847, 22445), (2345, 8107), (3685, 5159), (4235, 4489)]