20081862

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 49870080

約数和(自身を除く): 29788218

約数列:

[1, 2, 3, 6, 9, 17, 18, 29, 31, 34, 51, 58, 62, 73, 87, 93, 102, 146, 153, 174, 186, 219, 261, 279, 306, 438, 493, 522, 527, 558, 657, 899, 986, 1054, 1241, 1314, 1479, 1581, 1798, 2117, 2263, 2482, 2697, 2958, 3162, 3723, 4234, 4437, 4526, 4743, 5394, 6351, 6789, 7446, 8091, 8874, 9486, 11169, 12702, 13578, 15283, 16182, 19053, 20367, 22338, 30566, 35989, 38106, 38471, 40734, 45849, 65627, 71978, 76942, 91698, 107967, 115413, 131254, 137547, 196881, 215934, 230826, 275094, 323901, 346239, 393762, 590643, 647802, 692478, 1115659, 1181286, 2231318, 3346977, 6693954, 10040931, 20081862]

約数ペア:

[(1, 20081862), (2, 10040931), (3, 6693954), (6, 3346977), (9, 2231318), (17, 1181286), (18, 1115659), (29, 692478), (31, 647802), (34, 590643), (51, 393762), (58, 346239), (62, 323901), (73, 275094), (87, 230826), (93, 215934), (102, 196881), (146, 137547), (153, 131254), (174, 115413), (186, 107967), (219, 91698), (261, 76942), (279, 71978), (306, 65627), (438, 45849), (493, 40734), (522, 38471), (527, 38106), (558, 35989), (657, 30566), (899, 22338), (986, 20367), (1054, 19053), (1241, 16182), (1314, 15283), (1479, 13578), (1581, 12702), (1798, 11169), (2117, 9486), (2263, 8874), (2482, 8091), (2697, 7446), (2958, 6789), (3162, 6351), (3723, 5394), (4234, 4743), (4437, 4526)]