20194262

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21347}}^1$

素因数の和:21403

約数の個数: 16

約数和(自身を含む): 33815232

約数和(自身を除く): 13620970

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 21347, 42694, 234817, 469634, 917921, 1835842, 10097131, 20194262]

約数ペア:

[(1, 20194262), (2, 10097131), (11, 1835842), (22, 917921), (43, 469634), (86, 234817), (473, 42694), (946, 21347)]