18783122384

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{1289}}^1$

素因数の和:1657

約数の個数: 120

約数和(自身を含む): 41889205080

約数和(自身を除く): 23106082696

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 169, 208, 221, 272, 317, 338, 442, 634, 676, 884, 1268, 1289, 1352, 1768, 2536, 2578, 2704, 2873, 3536, 4121, 5072, 5156, 5389, 5746, 8242, 10312, 10778, 11492, 16484, 16757, 20624, 21556, 21913, 22984, 32968, 33514, 43112, 43826, 45968, 53573, 65936, 67028, 70057, 86224, 87652, 107146, 134056, 140114, 175304, 214292, 217841, 268112, 280228, 284869, 350608, 408613, 428584, 435682, 560456, 569738, 817226, 857168, 871364, 910741, 1120912, 1139476, 1634452, 1742728, 1821482, 2278952, 3268904, 3485456, 3642964, 3703297, 4557904, 5311969, 6537808, 6946421, 7285928, 7406594, 10623938, 13892842, 14571856, 14813188, 21247876, 27785684, 29626376, 42495752, 55571368, 59252752, 69055597, 84991504, 90303473, 111142736, 138111194, 180606946, 276222388, 361213892, 552444776, 722427784, 1104889552, 1173945149, 1444855568, 2347890298, 4695780596, 9391561192, 18783122384]

約数ペア:

[(1, 18783122384), (2, 9391561192), (4, 4695780596), (8, 2347890298), (13, 1444855568), (16, 1173945149), (17, 1104889552), (26, 722427784), (34, 552444776), (52, 361213892), (68, 276222388), (104, 180606946), (136, 138111194), (169, 111142736), (208, 90303473), (221, 84991504), (272, 69055597), (317, 59252752), (338, 55571368), (442, 42495752), (634, 29626376), (676, 27785684), (884, 21247876), (1268, 14813188), (1289, 14571856), (1352, 13892842), (1768, 10623938), (2536, 7406594), (2578, 7285928), (2704, 6946421), (2873, 6537808), (3536, 5311969), (4121, 4557904), (5072, 3703297), (5156, 3642964), (5389, 3485456), (5746, 3268904), (8242, 2278952), (10312, 1821482), (10778, 1742728), (11492, 1634452), (16484, 1139476), (16757, 1120912), (20624, 910741), (21556, 871364), (21913, 857168), (22984, 817226), (32968, 569738), (33514, 560456), (43112, 435682), (43826, 428584), (45968, 408613), (53573, 350608), (65936, 284869), (67028, 280228), (70057, 268112), (86224, 217841), (87652, 214292), (107146, 175304), (134056, 140114)]