20695484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{887}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 38290560

約数和(自身を除く): 17595076

約数列:

[1, 2, 4, 19, 38, 76, 307, 614, 887, 1228, 1774, 3548, 5833, 11666, 16853, 23332, 33706, 67412, 272309, 544618, 1089236, 5173871, 10347742, 20695484]

約数ペア:

[(1, 20695484), (2, 10347742), (4, 5173871), (19, 1089236), (38, 544618), (76, 272309), (307, 67412), (614, 33706), (887, 23332), (1228, 16853), (1774, 11666), (3548, 5833)]