20228713984

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:436

約数の個数: 160

約数和(自身を含む): 43780831776

約数和(自身を除く): 23552117792

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 113, 128, 131, 136, 157, 226, 256, 262, 272, 314, 452, 512, 524, 544, 628, 904, 1048, 1088, 1256, 1808, 1921, 2096, 2176, 2227, 2512, 2669, 3616, 3842, 4192, 4352, 4454, 5024, 5338, 7232, 7684, 8384, 8704, 8908, 10048, 10676, 14464, 14803, 15368, 16768, 17741, 17816, 20096, 20567, 21352, 28928, 29606, 30736, 33536, 35482, 35632, 40192, 41134, 42704, 57856, 59212, 61472, 67072, 70964, 71264, 80384, 82268, 85408, 118424, 122944, 141928, 142528, 164536, 170816, 236848, 245888, 251651, 283856, 285056, 301597, 329072, 341632, 349639, 473696, 491776, 503302, 567712, 570112, 603194, 658144, 683264, 699278, 947392, 983552, 1006604, 1135424, 1140224, 1206388, 1316288, 1366528, 1398556, 1894784, 2013208, 2270848, 2324071, 2412776, 2632576, 2797112, 3789568, 4026416, 4541696, 4648142, 4825552, 5265152, 5594224, 7579136, 8052832, 9083392, 9296284, 9651104, 10530304, 11188448, 16105664, 18592568, 19302208, 22376896, 32211328, 37185136, 38604416, 39509207, 44753792, 64422656, 74370272, 77208832, 79018414, 89507584, 128845312, 148740544, 154417664, 158036828, 179015168, 297481088, 316073656, 594962176, 632147312, 1189924352, 1264294624, 2528589248, 5057178496, 10114356992, 20228713984]

約数ペア:

[(1, 20228713984), (2, 10114356992), (4, 5057178496), (8, 2528589248), (16, 1264294624), (17, 1189924352), (32, 632147312), (34, 594962176), (64, 316073656), (68, 297481088), (113, 179015168), (128, 158036828), (131, 154417664), (136, 148740544), (157, 128845312), (226, 89507584), (256, 79018414), (262, 77208832), (272, 74370272), (314, 64422656), (452, 44753792), (512, 39509207), (524, 38604416), (544, 37185136), (628, 32211328), (904, 22376896), (1048, 19302208), (1088, 18592568), (1256, 16105664), (1808, 11188448), (1921, 10530304), (2096, 9651104), (2176, 9296284), (2227, 9083392), (2512, 8052832), (2669, 7579136), (3616, 5594224), (3842, 5265152), (4192, 4825552), (4352, 4648142), (4454, 4541696), (5024, 4026416), (5338, 3789568), (7232, 2797112), (7684, 2632576), (8384, 2412776), (8704, 2324071), (8908, 2270848), (10048, 2013208), (10676, 1894784), (14464, 1398556), (14803, 1366528), (15368, 1316288), (16768, 1206388), (17741, 1140224), (17816, 1135424), (20096, 1006604), (20567, 983552), (21352, 947392), (28928, 699278), (29606, 683264), (30736, 658144), (33536, 603194), (35482, 570112), (35632, 567712), (40192, 503302), (41134, 491776), (42704, 473696), (57856, 349639), (59212, 341632), (61472, 329072), (67072, 301597), (70964, 285056), (71264, 283856), (80384, 251651), (82268, 245888), (85408, 236848), (118424, 170816), (122944, 164536), (141928, 142528)]