200880464

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{660791}}^1$

素因数の和:660818

約数の個数: 20

約数和(自身を含む): 409691040

約数和(自身を除く): 208810576

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 660791, 1321582, 2643164, 5286328, 10572656, 12555029, 25110058, 50220116, 100440232, 200880464]

約数ペア:

[(1, 200880464), (2, 100440232), (4, 50220116), (8, 25110058), (16, 12555029), (19, 10572656), (38, 5286328), (76, 2643164), (152, 1321582), (304, 660791)]