20987076

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{158993}}^1$

素因数の和:159011

約数の個数: 24

約数和(自身を含む): 53421984

約数和(自身を除く): 32434908

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 158993, 317986, 476979, 635972, 953958, 1748923, 1907916, 3497846, 5246769, 6995692, 10493538, 20987076]

約数ペア:

[(1, 20987076), (2, 10493538), (3, 6995692), (4, 5246769), (6, 3497846), (11, 1907916), (12, 1748923), (22, 953958), (33, 635972), (44, 476979), (66, 317986), (132, 158993)]