20845383

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1367}}^1$

素因数の和:1423

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 12249273

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 1367, 4101, 5083, 15249, 17771, 23239, 31441, 53313, 69717, 94323, 302107, 408733, 534497, 906321, 1226199, 1603491, 6948461, 20845383]

約数ペア:

[(1, 20845383), (3, 6948461), (13, 1603491), (17, 1226199), (23, 906321), (39, 534497), (51, 408733), (69, 302107), (221, 94323), (299, 69717), (391, 53313), (663, 31441), (897, 23239), (1173, 17771), (1367, 15249), (4101, 5083)]