201487856

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{662789}}^1$

素因数の和:662816

約数の個数: 20

約数和(自身を含む): 410929800

約数和(自身を除く): 209441944

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 662789, 1325578, 2651156, 5302312, 10604624, 12592991, 25185982, 50371964, 100743928, 201487856]

約数ペア:

[(1, 201487856), (2, 100743928), (4, 50371964), (8, 25185982), (16, 12592991), (19, 10604624), (38, 5302312), (76, 2651156), (152, 1325578), (304, 662789)]