20507784

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{77681}}^1$

素因数の和:77701

約数の個数: 32

約数和(自身を含む): 55931040

約数和(自身を除く): 35423256

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 77681, 155362, 233043, 310724, 466086, 621448, 854491, 932172, 1708982, 1864344, 2563473, 3417964, 5126946, 6835928, 10253892, 20507784]

約数ペア:

[(1, 20507784), (2, 10253892), (3, 6835928), (4, 5126946), (6, 3417964), (8, 2563473), (11, 1864344), (12, 1708982), (22, 932172), (24, 854491), (33, 621448), (44, 466086), (66, 310724), (88, 233043), (132, 155362), (264, 77681)]