18254048

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 37558080

約数和(自身を除く): 19304032

約数列:

[1, 2, 4, 8, 16, 32, 47, 53, 94, 106, 188, 212, 229, 376, 424, 458, 752, 848, 916, 1504, 1696, 1832, 2491, 3664, 4982, 7328, 9964, 10763, 12137, 19928, 21526, 24274, 39856, 43052, 48548, 79712, 86104, 97096, 172208, 194192, 344416, 388384, 570439, 1140878, 2281756, 4563512, 9127024, 18254048]

約数ペア:

[(1, 18254048), (2, 9127024), (4, 4563512), (8, 2281756), (16, 1140878), (32, 570439), (47, 388384), (53, 344416), (94, 194192), (106, 172208), (188, 97096), (212, 86104), (229, 79712), (376, 48548), (424, 43052), (458, 39856), (752, 24274), (848, 21526), (916, 19928), (1504, 12137), (1696, 10763), (1832, 9964), (2491, 7328), (3664, 4982)]