20149406944

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{17989}}^1$

素因数の和:18116

約数の個数: 96

約数和(自身を含む): 44065425600

約数和(自身を除く): 23916018656

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 68, 71, 116, 136, 142, 232, 272, 284, 464, 493, 544, 568, 928, 986, 1136, 1207, 1972, 2059, 2272, 2414, 3944, 4118, 4828, 7888, 8236, 9656, 15776, 16472, 17989, 19312, 32944, 35003, 35978, 38624, 65888, 70006, 71956, 140012, 143912, 280024, 287824, 305813, 521681, 560048, 575648, 611626, 1043362, 1120096, 1223252, 1277219, 2086724, 2446504, 2554438, 4173448, 4893008, 5108876, 8346896, 8868577, 9786016, 10217752, 16693792, 17737154, 20435504, 21712723, 35474308, 37039351, 40871008, 43425446, 70948616, 74078702, 86850892, 141897232, 148157404, 173701784, 283794464, 296314808, 347403568, 592629616, 629668967, 694807136, 1185259232, 1259337934, 2518675868, 5037351736, 10074703472, 20149406944]

約数ペア:

[(1, 20149406944), (2, 10074703472), (4, 5037351736), (8, 2518675868), (16, 1259337934), (17, 1185259232), (29, 694807136), (32, 629668967), (34, 592629616), (58, 347403568), (68, 296314808), (71, 283794464), (116, 173701784), (136, 148157404), (142, 141897232), (232, 86850892), (272, 74078702), (284, 70948616), (464, 43425446), (493, 40871008), (544, 37039351), (568, 35474308), (928, 21712723), (986, 20435504), (1136, 17737154), (1207, 16693792), (1972, 10217752), (2059, 9786016), (2272, 8868577), (2414, 8346896), (3944, 5108876), (4118, 4893008), (4828, 4173448), (7888, 2554438), (8236, 2446504), (9656, 2086724), (15776, 1277219), (16472, 1223252), (17989, 1120096), (19312, 1043362), (32944, 611626), (35003, 575648), (35978, 560048), (38624, 521681), (65888, 305813), (70006, 287824), (71956, 280024), (140012, 143912)]