203923456

素因数分解:

$2^{13}\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 112

約数和(自身を含む): 465539328

約数和(自身を除く): 261615872

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 73, 88, 124, 128, 146, 176, 248, 256, 292, 341, 352, 496, 512, 584, 682, 704, 803, 992, 1024, 1168, 1364, 1408, 1606, 1984, 2048, 2263, 2336, 2728, 2816, 3212, 3968, 4096, 4526, 4672, 5456, 5632, 6424, 7936, 8192, 9052, 9344, 10912, 11264, 12848, 15872, 18104, 18688, 21824, 22528, 24893, 25696, 31744, 36208, 37376, 43648, 45056, 49786, 51392, 63488, 72416, 74752, 87296, 90112, 99572, 102784, 126976, 144832, 149504, 174592, 199144, 205568, 253952, 289664, 299008, 349184, 398288, 411136, 579328, 598016, 698368, 796576, 822272, 1158656, 1396736, 1593152, 1644544, 2317312, 2793472, 3186304, 3289088, 4634624, 6372608, 6578176, 9269248, 12745216, 18538496, 25490432, 50980864, 101961728, 203923456]

約数ペア:

[(1, 203923456), (2, 101961728), (4, 50980864), (8, 25490432), (11, 18538496), (16, 12745216), (22, 9269248), (31, 6578176), (32, 6372608), (44, 4634624), (62, 3289088), (64, 3186304), (73, 2793472), (88, 2317312), (124, 1644544), (128, 1593152), (146, 1396736), (176, 1158656), (248, 822272), (256, 796576), (292, 698368), (341, 598016), (352, 579328), (496, 411136), (512, 398288), (584, 349184), (682, 299008), (704, 289664), (803, 253952), (992, 205568), (1024, 199144), (1168, 174592), (1364, 149504), (1408, 144832), (1606, 126976), (1984, 102784), (2048, 99572), (2263, 90112), (2336, 87296), (2728, 74752), (2816, 72416), (3212, 63488), (3968, 51392), (4096, 49786), (4526, 45056), (4672, 43648), (5456, 37376), (5632, 36208), (6424, 31744), (7936, 25696), (8192, 24893), (9052, 22528), (9344, 21824), (10912, 18688), (11264, 18104), (12848, 15872)]