20196556919

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{8219}}^1$

素因数の和:8388

約数の個数: 48

約数和(自身を含む): 26448145920

約数和(自身を除く): 6251589001

約数列:

[1, 7, 11, 47, 49, 77, 97, 329, 517, 539, 679, 1067, 2303, 3619, 4559, 4753, 7469, 8219, 25333, 31913, 50149, 52283, 57533, 90409, 223391, 351043, 386293, 402731, 632863, 797243, 2457301, 2704051, 4249223, 4430041, 5580701, 8769673, 18928357, 29744561, 37470421, 39064907, 61387711, 208211927, 262292947, 412174631, 429713977, 1836050629, 2885222417, 20196556919]

約数ペア:

[(1, 20196556919), (7, 2885222417), (11, 1836050629), (47, 429713977), (49, 412174631), (77, 262292947), (97, 208211927), (329, 61387711), (517, 39064907), (539, 37470421), (679, 29744561), (1067, 18928357), (2303, 8769673), (3619, 5580701), (4559, 4430041), (4753, 4249223), (7469, 2704051), (8219, 2457301), (25333, 797243), (31913, 632863), (50149, 402731), (52283, 386293), (57533, 351043), (90409, 223391)]