18217963533

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2087}}^1$

素因数の和:2215

約数の個数: 128

約数和(自身を含む): 33251917824

約数和(自身を除く): 15033954291

約数列:

[1, 3, 7, 11, 21, 23, 31, 33, 53, 69, 77, 93, 159, 161, 217, 231, 253, 341, 371, 483, 583, 651, 713, 759, 1023, 1113, 1219, 1643, 1749, 1771, 2087, 2139, 2387, 3657, 4081, 4929, 4991, 5313, 6261, 7161, 7843, 8533, 11501, 12243, 13409, 14609, 14973, 18073, 22957, 23529, 25599, 34503, 37789, 40227, 43827, 48001, 54219, 54901, 64697, 68871, 93863, 110611, 113367, 126511, 144003, 160699, 164703, 194091, 264523, 281589, 331833, 336007, 379533, 415679, 452879, 482097, 528011, 711667, 774277, 793569, 1008021, 1216721, 1247037, 1358637, 1488031, 1584033, 2135001, 2322831, 2544053, 2909753, 3428941, 3650163, 3696077, 4464093, 4981669, 7632159, 8517047, 8729259, 10286823, 10416217, 11088231, 14945007, 16368341, 17808371, 24002587, 25551141, 27984583, 31248651, 37718351, 49105023, 53425113, 72007761, 78865643, 83953749, 113155053, 114578387, 195892081, 236596929, 264028457, 343735161, 552059501, 587676243, 792085371, 867522073, 1656178503, 2602566219, 6072654511, 18217963533]

約数ペア:

[(1, 18217963533), (3, 6072654511), (7, 2602566219), (11, 1656178503), (21, 867522073), (23, 792085371), (31, 587676243), (33, 552059501), (53, 343735161), (69, 264028457), (77, 236596929), (93, 195892081), (159, 114578387), (161, 113155053), (217, 83953749), (231, 78865643), (253, 72007761), (341, 53425113), (371, 49105023), (483, 37718351), (583, 31248651), (651, 27984583), (713, 25551141), (759, 24002587), (1023, 17808371), (1113, 16368341), (1219, 14945007), (1643, 11088231), (1749, 10416217), (1771, 10286823), (2087, 8729259), (2139, 8517047), (2387, 7632159), (3657, 4981669), (4081, 4464093), (4929, 3696077), (4991, 3650163), (5313, 3428941), (6261, 2909753), (7161, 2544053), (7843, 2322831), (8533, 2135001), (11501, 1584033), (12243, 1488031), (13409, 1358637), (14609, 1247037), (14973, 1216721), (18073, 1008021), (22957, 793569), (23529, 774277), (25599, 711667), (34503, 528011), (37789, 482097), (40227, 452879), (43827, 415679), (48001, 379533), (54219, 336007), (54901, 331833), (64697, 281589), (68871, 264523), (93863, 194091), (110611, 164703), (113367, 160699), (126511, 144003)]