18796544

素因数分解:

$2^{12}\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:390

約数の個数: 52

約数和(自身を含む): 40594596

約数和(自身を除く): 21798052

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 353, 416, 512, 706, 832, 1024, 1412, 1664, 2048, 2824, 3328, 4096, 4589, 5648, 6656, 9178, 11296, 13312, 18356, 22592, 26624, 36712, 45184, 53248, 73424, 90368, 146848, 180736, 293696, 361472, 587392, 722944, 1174784, 1445888, 2349568, 4699136, 9398272, 18796544]

約数ペア:

[(1, 18796544), (2, 9398272), (4, 4699136), (8, 2349568), (13, 1445888), (16, 1174784), (26, 722944), (32, 587392), (52, 361472), (64, 293696), (104, 180736), (128, 146848), (208, 90368), (256, 73424), (353, 53248), (416, 45184), (512, 36712), (706, 26624), (832, 22592), (1024, 18356), (1412, 13312), (1664, 11296), (2048, 9178), (2824, 6656), (3328, 5648), (4096, 4589)]