2019988350848

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{1021}}^1\times {\mathrm{91459}}^1$

素因数の和:92520

約数の個数: 96

約数和(自身を含む): 4361876479800

約数和(自身を除く): 2341888128952

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 338, 416, 676, 832, 1021, 1352, 1664, 2042, 2704, 4084, 5408, 8168, 10816, 13273, 16336, 21632, 26546, 32672, 53092, 65344, 91459, 106184, 130688, 172549, 182918, 212368, 345098, 365836, 424736, 690196, 731672, 849472, 1188967, 1380392, 1463344, 1698944, 2377934, 2760784, 2926688, 4755868, 5521568, 5853376, 9511736, 11043136, 11706752, 15456571, 19023472, 22086272, 30913142, 38046944, 61826284, 76093888, 93379639, 123652568, 152187776, 186759278, 247305136, 373518556, 494610272, 747037112, 989220544, 1213935307, 1494074224, 1978441088, 2427870614, 2988148448, 4855741228, 5976296896, 9711482456, 11952593792, 15781158991, 19422964912, 31562317982, 38845929824, 63124635964, 77691859648, 126249271928, 155383719296, 252498543856, 504997087712, 1009994175424, 2019988350848]

約数ペア:

[(1, 2019988350848), (2, 1009994175424), (4, 504997087712), (8, 252498543856), (13, 155383719296), (16, 126249271928), (26, 77691859648), (32, 63124635964), (52, 38845929824), (64, 31562317982), (104, 19422964912), (128, 15781158991), (169, 11952593792), (208, 9711482456), (338, 5976296896), (416, 4855741228), (676, 2988148448), (832, 2427870614), (1021, 1978441088), (1352, 1494074224), (1664, 1213935307), (2042, 989220544), (2704, 747037112), (4084, 494610272), (5408, 373518556), (8168, 247305136), (10816, 186759278), (13273, 152187776), (16336, 123652568), (21632, 93379639), (26546, 76093888), (32672, 61826284), (53092, 38046944), (65344, 30913142), (91459, 22086272), (106184, 19023472), (130688, 15456571), (172549, 11706752), (182918, 11043136), (212368, 9511736), (345098, 5853376), (365836, 5521568), (424736, 4755868), (690196, 2926688), (731672, 2760784), (849472, 2377934), (1188967, 1698944), (1380392, 1463344)]