19990540992

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{15991}}^1$

素因数の和:16406

約数の個数: 112

約数和(自身を含む): 56152645632

約数和(自身を除く): 36162104640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 136, 192, 204, 272, 383, 408, 544, 766, 816, 1088, 1149, 1532, 1632, 2298, 3064, 3264, 4596, 6128, 6511, 9192, 12256, 13022, 15991, 18384, 19533, 24512, 26044, 31982, 36768, 39066, 47973, 52088, 63964, 73536, 78132, 95946, 104176, 127928, 156264, 191892, 208352, 255856, 271847, 312528, 383784, 416704, 511712, 543694, 625056, 767568, 815541, 1023424, 1087388, 1250112, 1535136, 1631082, 2174776, 3070272, 3262164, 4349552, 6124553, 6524328, 8699104, 12249106, 13048656, 17398208, 18373659, 24498212, 26097312, 36747318, 48996424, 52194624, 73494636, 97992848, 104117401, 146989272, 195985696, 208234802, 293978544, 312352203, 391971392, 416469604, 587957088, 624704406, 832939208, 1175914176, 1249408812, 1665878416, 2498817624, 3331756832, 4997635248, 6663513664, 9995270496, 19990540992]

約数ペア:

[(1, 19990540992), (2, 9995270496), (3, 6663513664), (4, 4997635248), (6, 3331756832), (8, 2498817624), (12, 1665878416), (16, 1249408812), (17, 1175914176), (24, 832939208), (32, 624704406), (34, 587957088), (48, 416469604), (51, 391971392), (64, 312352203), (68, 293978544), (96, 208234802), (102, 195985696), (136, 146989272), (192, 104117401), (204, 97992848), (272, 73494636), (383, 52194624), (408, 48996424), (544, 36747318), (766, 26097312), (816, 24498212), (1088, 18373659), (1149, 17398208), (1532, 13048656), (1632, 12249106), (2298, 8699104), (3064, 6524328), (3264, 6124553), (4596, 4349552), (6128, 3262164), (6511, 3070272), (9192, 2174776), (12256, 1631082), (13022, 1535136), (15991, 1250112), (18384, 1087388), (19533, 1023424), (24512, 815541), (26044, 767568), (31982, 625056), (36768, 543694), (39066, 511712), (47973, 416704), (52088, 383784), (63964, 312528), (73536, 271847), (78132, 255856), (95946, 208352), (104176, 191892), (127928, 156264)]