15520384

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 34418880

約数和(自身を除く): 18898496

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 73, 88, 128, 146, 151, 176, 292, 302, 352, 584, 604, 704, 803, 1168, 1208, 1408, 1606, 1661, 2336, 2416, 3212, 3322, 4672, 4832, 6424, 6644, 9344, 9664, 11023, 12848, 13288, 19328, 22046, 25696, 26576, 44092, 51392, 53152, 88184, 102784, 106304, 121253, 176368, 212608, 242506, 352736, 485012, 705472, 970024, 1410944, 1940048, 3880096, 7760192, 15520384]

約数ペア:

[(1, 15520384), (2, 7760192), (4, 3880096), (8, 1940048), (11, 1410944), (16, 970024), (22, 705472), (32, 485012), (44, 352736), (64, 242506), (73, 212608), (88, 176368), (128, 121253), (146, 106304), (151, 102784), (176, 88184), (292, 53152), (302, 51392), (352, 44092), (584, 26576), (604, 25696), (704, 22046), (803, 19328), (1168, 13288), (1208, 12848), (1408, 11023), (1606, 9664), (1661, 9344), (2336, 6644), (2416, 6424), (3212, 4832), (3322, 4672)]