20780962384

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{22691}}^1$

素因数の和:22773

約数の個数: 160

約数和(自身を含む): 53890050816

約数和(自身を除く): 33109088432

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 37, 52, 56, 68, 74, 91, 104, 112, 119, 136, 148, 182, 208, 221, 238, 259, 272, 296, 364, 442, 476, 481, 518, 592, 629, 728, 884, 952, 962, 1036, 1258, 1456, 1547, 1768, 1904, 1924, 2072, 2516, 3094, 3367, 3536, 3848, 4144, 4403, 5032, 6188, 6734, 7696, 8177, 8806, 10064, 12376, 13468, 16354, 17612, 22691, 24752, 26936, 32708, 35224, 45382, 53872, 57239, 65416, 70448, 90764, 114478, 130832, 158837, 181528, 228956, 294983, 317674, 363056, 385747, 457912, 589966, 635348, 771494, 839567, 915824, 1179932, 1270696, 1542988, 1679134, 2064881, 2359864, 2541392, 2700229, 3085976, 3358268, 4129762, 4719728, 5014711, 5400458, 5876969, 6171952, 6716536, 8259524, 10029422, 10800916, 10914371, 11753938, 13433072, 14272639, 16519048, 20058844, 21601832, 21828742, 23507876, 28545278, 33038096, 35102977, 40117688, 43203664, 43657484, 47015752, 57090556, 70205954, 76400597, 80235376, 87314968, 94031504, 99908473, 114181112, 140411908, 152801194, 174629936, 185544307, 199816946, 228362224, 280823816, 305602388, 371088614, 399633892, 561647632, 611204776, 742177228, 799267784, 1222409552, 1298810149, 1484354456, 1598535568, 2597620298, 2968708912, 5195240596, 10390481192, 20780962384]

約数ペア:

[(1, 20780962384), (2, 10390481192), (4, 5195240596), (7, 2968708912), (8, 2597620298), (13, 1598535568), (14, 1484354456), (16, 1298810149), (17, 1222409552), (26, 799267784), (28, 742177228), (34, 611204776), (37, 561647632), (52, 399633892), (56, 371088614), (68, 305602388), (74, 280823816), (91, 228362224), (104, 199816946), (112, 185544307), (119, 174629936), (136, 152801194), (148, 140411908), (182, 114181112), (208, 99908473), (221, 94031504), (238, 87314968), (259, 80235376), (272, 76400597), (296, 70205954), (364, 57090556), (442, 47015752), (476, 43657484), (481, 43203664), (518, 40117688), (592, 35102977), (629, 33038096), (728, 28545278), (884, 23507876), (952, 21828742), (962, 21601832), (1036, 20058844), (1258, 16519048), (1456, 14272639), (1547, 13433072), (1768, 11753938), (1904, 10914371), (1924, 10800916), (2072, 10029422), (2516, 8259524), (3094, 6716536), (3367, 6171952), (3536, 5876969), (3848, 5400458), (4144, 5014711), (4403, 4719728), (5032, 4129762), (6188, 3358268), (6734, 3085976), (7696, 2700229), (8177, 2541392), (8806, 2359864), (10064, 2064881), (12376, 1679134), (13468, 1542988), (16354, 1270696), (17612, 1179932), (22691, 915824), (24752, 839567), (26936, 771494), (32708, 635348), (35224, 589966), (45382, 457912), (53872, 385747), (57239, 363056), (65416, 317674), (70448, 294983), (90764, 228956), (114478, 181528), (130832, 158837)]