18724864

素因数分解:

$2^{11}\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 38525760

約数和(自身を除く): 19800896

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 223, 256, 328, 446, 512, 656, 892, 1024, 1312, 1784, 2048, 2624, 3568, 5248, 7136, 9143, 10496, 14272, 18286, 20992, 28544, 36572, 41984, 57088, 73144, 83968, 114176, 146288, 228352, 292576, 456704, 585152, 1170304, 2340608, 4681216, 9362432, 18724864]

約数ペア:

[(1, 18724864), (2, 9362432), (4, 4681216), (8, 2340608), (16, 1170304), (32, 585152), (41, 456704), (64, 292576), (82, 228352), (128, 146288), (164, 114176), (223, 83968), (256, 73144), (328, 57088), (446, 41984), (512, 36572), (656, 28544), (892, 20992), (1024, 18286), (1312, 14272), (1784, 10496), (2048, 9143), (2624, 7136), (3568, 5248)]