18444544

素因数分解:

$2^8\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:786

約数の個数: 36

約数和(自身を含む): 37211020

約数和(自身を除く): 18766476

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 661, 872, 1322, 1744, 2644, 3488, 5288, 6976, 10576, 13952, 21152, 27904, 42304, 72049, 84608, 144098, 169216, 288196, 576392, 1152784, 2305568, 4611136, 9222272, 18444544]

約数ペア:

[(1, 18444544), (2, 9222272), (4, 4611136), (8, 2305568), (16, 1152784), (32, 576392), (64, 288196), (109, 169216), (128, 144098), (218, 84608), (256, 72049), (436, 42304), (661, 27904), (872, 21152), (1322, 13952), (1744, 10576), (2644, 6976), (3488, 5288)]