20120370303

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 30232350720

約数和(自身を除く): 10111980417

約数列:

[1, 3, 11, 33, 73, 103, 131, 219, 309, 393, 619, 803, 1133, 1441, 1857, 2409, 3399, 4323, 6809, 7519, 9563, 13493, 20427, 22557, 28689, 40479, 45187, 63757, 81089, 82709, 105193, 135561, 148423, 191271, 243267, 248127, 315579, 445269, 497057, 701327, 891979, 984989, 1491171, 2103981, 2675937, 2954967, 4654261, 5919497, 8352167, 10834879, 13962783, 17758491, 25056501, 32504637, 51196871, 65114467, 91873837, 153590613, 195343401, 275621511, 609708191, 1829124573, 6706790101, 20120370303]

約数ペア:

[(1, 20120370303), (3, 6706790101), (11, 1829124573), (33, 609708191), (73, 275621511), (103, 195343401), (131, 153590613), (219, 91873837), (309, 65114467), (393, 51196871), (619, 32504637), (803, 25056501), (1133, 17758491), (1441, 13962783), (1857, 10834879), (2409, 8352167), (3399, 5919497), (4323, 4654261), (6809, 2954967), (7519, 2675937), (9563, 2103981), (13493, 1491171), (20427, 984989), (22557, 891979), (28689, 701327), (40479, 497057), (45187, 445269), (63757, 315579), (81089, 248127), (82709, 243267), (105193, 191271), (135561, 148423)]