18621947008

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{5279}}^1$

素因数の和:5458

約数の個数: 128

約数和(自身を含む): 44118835200

約数和(自身を除く): 25496888192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 127, 128, 217, 224, 248, 254, 434, 448, 496, 508, 868, 889, 896, 992, 1016, 1736, 1778, 1984, 2032, 3472, 3556, 3937, 3968, 4064, 5279, 6944, 7112, 7874, 8128, 10558, 13888, 14224, 15748, 16256, 21116, 27559, 27776, 28448, 31496, 36953, 42232, 55118, 56896, 62992, 73906, 84464, 110236, 113792, 125984, 147812, 163649, 168928, 220472, 251968, 295624, 327298, 337856, 440944, 503936, 591248, 654596, 670433, 675712, 881888, 1145543, 1182496, 1309192, 1340866, 1763776, 2291086, 2364992, 2618384, 2681732, 3527552, 4582172, 4693031, 4729984, 5236768, 5363464, 9164344, 9386062, 10473536, 10726928, 18328688, 18772124, 20783423, 20947072, 21453856, 36657376, 37544248, 41566846, 42907712, 73314752, 75088496, 83133692, 85815424, 145483961, 146629504, 150176992, 166267384, 290967922, 300353984, 332534768, 581935844, 600707968, 665069536, 1163871688, 1330139072, 2327743376, 2660278144, 4655486752, 9310973504, 18621947008]

約数ペア:

[(1, 18621947008), (2, 9310973504), (4, 4655486752), (7, 2660278144), (8, 2327743376), (14, 1330139072), (16, 1163871688), (28, 665069536), (31, 600707968), (32, 581935844), (56, 332534768), (62, 300353984), (64, 290967922), (112, 166267384), (124, 150176992), (127, 146629504), (128, 145483961), (217, 85815424), (224, 83133692), (248, 75088496), (254, 73314752), (434, 42907712), (448, 41566846), (496, 37544248), (508, 36657376), (868, 21453856), (889, 20947072), (896, 20783423), (992, 18772124), (1016, 18328688), (1736, 10726928), (1778, 10473536), (1984, 9386062), (2032, 9164344), (3472, 5363464), (3556, 5236768), (3937, 4729984), (3968, 4693031), (4064, 4582172), (5279, 3527552), (6944, 2681732), (7112, 2618384), (7874, 2364992), (8128, 2291086), (10558, 1763776), (13888, 1340866), (14224, 1309192), (15748, 1182496), (16256, 1145543), (21116, 881888), (27559, 675712), (27776, 670433), (28448, 654596), (31496, 591248), (36953, 503936), (42232, 440944), (55118, 337856), (56896, 327298), (62992, 295624), (73906, 251968), (84464, 220472), (110236, 168928), (113792, 163649), (125984, 147812)]