20512781526

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{183343}}^1$

素因数の和:184020

約数の個数: 32

約数和(自身を含む): 42506472960

約数和(自身を除く): 21993691434

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 643, 1286, 1929, 3858, 18647, 37294, 55941, 111882, 183343, 366686, 550029, 1100058, 5316947, 10633894, 15950841, 31901682, 117889549, 235779098, 353668647, 707337294, 3418796921, 6837593842, 10256390763, 20512781526]

約数ペア:

[(1, 20512781526), (2, 10256390763), (3, 6837593842), (6, 3418796921), (29, 707337294), (58, 353668647), (87, 235779098), (174, 117889549), (643, 31901682), (1286, 15950841), (1929, 10633894), (3858, 5316947), (18647, 1100058), (37294, 550029), (55941, 366686), (111882, 183343)]