20121660465

素因数分解:

$3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{4052701}}^1$

素因数の和:4053040

約数の個数: 16

約数和(自身を含む): 32291929536

約数和(自身を除く): 12170269071

約数列:

[1, 3, 5, 15, 331, 993, 1655, 4965, 4052701, 12158103, 20263505, 60790515, 1341444031, 4024332093, 6707220155, 20121660465]

約数ペア:

[(1, 20121660465), (3, 6707220155), (5, 4024332093), (15, 1341444031), (331, 60790515), (993, 20263505), (1655, 12158103), (4965, 4052701)]