19099245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 35622720

約数和(自身を除く): 16523475

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 121, 165, 187, 255, 363, 561, 605, 619, 935, 1815, 1857, 2057, 2805, 3095, 6171, 6809, 9285, 10285, 10523, 20427, 30855, 31569, 34045, 52615, 74899, 102135, 115753, 157845, 224697, 347259, 374495, 578765, 1123485, 1273283, 1736295, 3819849, 6366415, 19099245]

約数ペア:

[(1, 19099245), (3, 6366415), (5, 3819849), (11, 1736295), (15, 1273283), (17, 1123485), (33, 578765), (51, 374495), (55, 347259), (85, 224697), (121, 157845), (165, 115753), (187, 102135), (255, 74899), (363, 52615), (561, 34045), (605, 31569), (619, 30855), (935, 20427), (1815, 10523), (1857, 10285), (2057, 9285), (2805, 6809), (3095, 6171)]