20078362843

素因数分解:

$7^3\times {\mathrm{11}}^2\times {\mathrm{373}}^1\times {\mathrm{1297}}^1$

素因数の和:1713

約数の個数: 48

約数和(自身を含む): 25826046400

約数和(自身を除く): 5747683557

約数列:

[1, 7, 11, 49, 77, 121, 343, 373, 539, 847, 1297, 2611, 3773, 4103, 5929, 9079, 14267, 18277, 28721, 41503, 45133, 63553, 99869, 127939, 156937, 201047, 315931, 444871, 483781, 699083, 1098559, 1407329, 2211517, 3386467, 4893581, 5321591, 7689913, 15480619, 23705269, 37251137, 53829391, 58537501, 165936883, 260757959, 409762507, 1825305713, 2868337549, 20078362843]

約数ペア:

[(1, 20078362843), (7, 2868337549), (11, 1825305713), (49, 409762507), (77, 260757959), (121, 165936883), (343, 58537501), (373, 53829391), (539, 37251137), (847, 23705269), (1297, 15480619), (2611, 7689913), (3773, 5321591), (4103, 4893581), (5929, 3386467), (9079, 2211517), (14267, 1407329), (18277, 1098559), (28721, 699083), (41503, 483781), (45133, 444871), (63553, 315931), (99869, 201047), (127939, 156937)]