200909648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{660887}}^1$

素因数の和:660914

約数の個数: 20

約数和(自身を含む): 409750560

約数和(自身を除く): 208840912

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 660887, 1321774, 2643548, 5287096, 10574192, 12556853, 25113706, 50227412, 100454824, 200909648]

約数ペア:

[(1, 200909648), (2, 100454824), (4, 50227412), (8, 25113706), (16, 12556853), (19, 10574192), (38, 5287096), (76, 2643548), (152, 1321774), (304, 660887)]