20123401542

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{499}}^1\times {\mathrm{1021}}^1$

素因数の和:1781

約数の個数: 64

約数和(自身を含む): 41942880000

約数和(自身を除く): 21819478458

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 227, 454, 499, 681, 998, 1021, 1362, 1497, 2042, 2994, 3063, 6126, 6583, 13166, 14471, 19749, 28942, 29609, 39498, 43413, 59218, 86826, 88827, 113273, 177654, 226546, 231767, 339819, 463534, 509479, 679638, 695301, 1018958, 1390602, 1528437, 3056874, 3284917, 6569834, 6721243, 9854751, 13442486, 14774891, 19709502, 20163729, 29549782, 40327458, 44324673, 88649346, 115651733, 231303466, 346955199, 693910398, 3353900257, 6707800514, 10061700771, 20123401542]

約数ペア:

[(1, 20123401542), (2, 10061700771), (3, 6707800514), (6, 3353900257), (29, 693910398), (58, 346955199), (87, 231303466), (174, 115651733), (227, 88649346), (454, 44324673), (499, 40327458), (681, 29549782), (998, 20163729), (1021, 19709502), (1362, 14774891), (1497, 13442486), (2042, 9854751), (2994, 6721243), (3063, 6569834), (6126, 3284917), (6583, 3056874), (13166, 1528437), (14471, 1390602), (19749, 1018958), (28942, 695301), (29609, 679638), (39498, 509479), (43413, 463534), (59218, 339819), (86826, 231767), (88827, 226546), (113273, 177654)]