200745488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{660347}}^1$

素因数の和:660374

約数の個数: 20

約数和(自身を含む): 409415760

約数和(自身を除く): 208670272

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 660347, 1320694, 2641388, 5282776, 10565552, 12546593, 25093186, 50186372, 100372744, 200745488]

約数ペア:

[(1, 200745488), (2, 100372744), (4, 50186372), (8, 25093186), (16, 12546593), (19, 10565552), (38, 5282776), (76, 2641388), (152, 1320694), (304, 660347)]