20065773

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2371}}^1$

素因数の和:2425

約数の個数: 32

約数和(自身を含む): 34004992

約数和(自身を除く): 13939219

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2371, 2821, 7113, 8463, 16597, 30823, 49791, 73501, 92469, 215761, 220503, 514507, 647283, 955513, 1543521, 2866539, 6688591, 20065773]

約数ペア:

[(1, 20065773), (3, 6688591), (7, 2866539), (13, 1543521), (21, 955513), (31, 647283), (39, 514507), (91, 220503), (93, 215761), (217, 92469), (273, 73501), (403, 49791), (651, 30823), (1209, 16597), (2371, 8463), (2821, 7113)]