20405064636

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{231067}}^1$

素因数の和:231311

約数の個数: 72

約数和(自身を含む): 56521081344

約数和(自身を除く): 36116016708

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 223, 396, 446, 669, 892, 1338, 2007, 2453, 2676, 4014, 4906, 7359, 8028, 9812, 14718, 22077, 29436, 44154, 88308, 231067, 462134, 693201, 924268, 1386402, 2079603, 2541737, 2772804, 4159206, 5083474, 7625211, 8318412, 10166948, 15250422, 22875633, 30500844, 45751266, 51527941, 91502532, 103055882, 154583823, 206111764, 309167646, 463751469, 566807351, 618335292, 927502938, 1133614702, 1700422053, 1855005876, 2267229404, 3400844106, 5101266159, 6801688212, 10202532318, 20405064636]

約数ペア:

[(1, 20405064636), (2, 10202532318), (3, 6801688212), (4, 5101266159), (6, 3400844106), (9, 2267229404), (11, 1855005876), (12, 1700422053), (18, 1133614702), (22, 927502938), (33, 618335292), (36, 566807351), (44, 463751469), (66, 309167646), (99, 206111764), (132, 154583823), (198, 103055882), (223, 91502532), (396, 51527941), (446, 45751266), (669, 30500844), (892, 22875633), (1338, 15250422), (2007, 10166948), (2453, 8318412), (2676, 7625211), (4014, 5083474), (4906, 4159206), (7359, 2772804), (8028, 2541737), (9812, 2079603), (14718, 1386402), (22077, 924268), (29436, 693201), (44154, 462134), (88308, 231067)]