2001698816

素因数分解:

$2^{15}\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 128

約数和(自身を含む): 4462671360

約数和(自身を除く): 2460972544

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 127, 128, 148, 208, 254, 256, 296, 416, 481, 508, 512, 592, 832, 962, 1016, 1024, 1184, 1651, 1664, 1924, 2032, 2048, 2368, 3302, 3328, 3848, 4064, 4096, 4699, 4736, 6604, 6656, 7696, 8128, 8192, 9398, 9472, 13208, 13312, 15392, 16256, 16384, 18796, 18944, 26416, 26624, 30784, 32512, 32768, 37592, 37888, 52832, 53248, 61087, 61568, 65024, 75184, 75776, 105664, 106496, 122174, 123136, 130048, 150368, 151552, 211328, 212992, 244348, 246272, 260096, 300736, 303104, 422656, 425984, 488696, 492544, 520192, 601472, 606208, 845312, 977392, 985088, 1040384, 1202944, 1212416, 1690624, 1954784, 1970176, 2080768, 2405888, 3381248, 3909568, 3940352, 4161536, 4811776, 6762496, 7819136, 7880704, 9623552, 13524992, 15638272, 15761408, 19247104, 27049984, 31276544, 38494208, 54099968, 62553088, 76988416, 125106176, 153976832, 250212352, 500424704, 1000849408, 2001698816]

約数ペア:

[(1, 2001698816), (2, 1000849408), (4, 500424704), (8, 250212352), (13, 153976832), (16, 125106176), (26, 76988416), (32, 62553088), (37, 54099968), (52, 38494208), (64, 31276544), (74, 27049984), (104, 19247104), (127, 15761408), (128, 15638272), (148, 13524992), (208, 9623552), (254, 7880704), (256, 7819136), (296, 6762496), (416, 4811776), (481, 4161536), (508, 3940352), (512, 3909568), (592, 3381248), (832, 2405888), (962, 2080768), (1016, 1970176), (1024, 1954784), (1184, 1690624), (1651, 1212416), (1664, 1202944), (1924, 1040384), (2032, 985088), (2048, 977392), (2368, 845312), (3302, 606208), (3328, 601472), (3848, 520192), (4064, 492544), (4096, 488696), (4699, 425984), (4736, 422656), (6604, 303104), (6656, 300736), (7696, 260096), (8128, 246272), (8192, 244348), (9398, 212992), (9472, 211328), (13208, 151552), (13312, 150368), (15392, 130048), (16256, 123136), (16384, 122174), (18796, 106496), (18944, 105664), (26416, 75776), (26624, 75184), (30784, 65024), (32512, 61568), (32768, 61087), (37592, 53248), (37888, 52832)]