20121963598

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{827}}^1$

素因数の和:1369

約数の個数: 64

約数和(自身を含む): 34416078336

約数和(自身を除く): 14294114738

約数列:

[1, 2, 11, 22, 37, 71, 74, 142, 407, 421, 781, 814, 827, 842, 1562, 1654, 2627, 4631, 5254, 9097, 9262, 15577, 18194, 28897, 29891, 30599, 31154, 57794, 58717, 59782, 61198, 117434, 171347, 328801, 336589, 342694, 348167, 645887, 657602, 673178, 696334, 1105967, 1291774, 2172529, 2211934, 3829837, 4345058, 7659674, 12165637, 12882179, 23897819, 24331274, 24719857, 25764358, 47795638, 49439714, 141703969, 271918427, 283407938, 543836854, 914634709, 1829269418, 10060981799, 20121963598]

約数ペア:

[(1, 20121963598), (2, 10060981799), (11, 1829269418), (22, 914634709), (37, 543836854), (71, 283407938), (74, 271918427), (142, 141703969), (407, 49439714), (421, 47795638), (781, 25764358), (814, 24719857), (827, 24331274), (842, 23897819), (1562, 12882179), (1654, 12165637), (2627, 7659674), (4631, 4345058), (5254, 3829837), (9097, 2211934), (9262, 2172529), (15577, 1291774), (18194, 1105967), (28897, 696334), (29891, 673178), (30599, 657602), (31154, 645887), (57794, 348167), (58717, 342694), (59782, 336589), (61198, 328801), (117434, 171347)]