20982954

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1787}}^1$

素因数の和:1914

約数の個数: 32

約数和(自身を含む): 44628480

約数和(自身を除く): 23645526

約数列:

[1, 2, 3, 6, 19, 38, 57, 103, 114, 206, 309, 618, 1787, 1957, 3574, 3914, 5361, 5871, 10722, 11742, 33953, 67906, 101859, 184061, 203718, 368122, 552183, 1104366, 3497159, 6994318, 10491477, 20982954]

約数ペア:

[(1, 20982954), (2, 10491477), (3, 6994318), (6, 3497159), (19, 1104366), (38, 552183), (57, 368122), (103, 203718), (114, 184061), (206, 101859), (309, 67906), (618, 33953), (1787, 11742), (1957, 10722), (3574, 5871), (3914, 5361)]