20658629745

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11771299}}^1$

素因数の和:11771326

約数の個数: 32

約数和(自身を含む): 39551568000

約数和(自身を除く): 18892938255

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 11771299, 35313897, 58856495, 105941691, 153026887, 176569485, 317825073, 459080661, 529708455, 765134435, 1377241983, 1589125365, 2295403305, 4131725949, 6886209915, 20658629745]

約数ペア:

[(1, 20658629745), (3, 6886209915), (5, 4131725949), (9, 2295403305), (13, 1589125365), (15, 1377241983), (27, 765134435), (39, 529708455), (45, 459080661), (65, 317825073), (117, 176569485), (135, 153026887), (195, 105941691), (351, 58856495), (585, 35313897), (1755, 11771299)]