19281130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7621}}^1$

素因数の和:7662

約数の個数: 32

約数和(自身を含む): 39512448

約数和(自身を除く): 20231318

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7621, 15242, 38105, 76210, 83831, 167662, 175283, 350566, 419155, 838310, 876415, 1752830, 1928113, 3856226, 9640565, 19281130]

約数ペア:

[(1, 19281130), (2, 9640565), (5, 3856226), (10, 1928113), (11, 1752830), (22, 876415), (23, 838310), (46, 419155), (55, 350566), (110, 175283), (115, 167662), (230, 83831), (253, 76210), (506, 38105), (1265, 15242), (2530, 7621)]