20937772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8887}}^1$

素因数の和:8941

約数の個数: 24

約数和(自身を含む): 39818240

約数和(自身を除く): 18880468

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 8887, 17774, 35548, 168853, 275497, 337706, 550994, 675412, 1101988, 5234443, 10468886, 20937772]

約数ペア:

[(1, 20937772), (2, 10468886), (4, 5234443), (19, 1101988), (31, 675412), (38, 550994), (62, 337706), (76, 275497), (124, 168853), (589, 35548), (1178, 17774), (2356, 8887)]