16667776

素因数分解:

$2^7\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 33424380

約数和(自身を除く): 16756604

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 394, 661, 788, 1322, 1576, 2644, 3152, 5288, 6304, 10576, 12608, 21152, 25216, 42304, 84608, 130217, 260434, 520868, 1041736, 2083472, 4166944, 8333888, 16667776]

約数ペア:

[(1, 16667776), (2, 8333888), (4, 4166944), (8, 2083472), (16, 1041736), (32, 520868), (64, 260434), (128, 130217), (197, 84608), (394, 42304), (661, 25216), (788, 21152), (1322, 12608), (1576, 10576), (2644, 6304), (3152, 5288)]