16487140

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6491}}^1$

素因数の和:6627

約数の個数: 24

約数和(自身を含む): 34900992

約数和(自身を除く): 18413852

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 6491, 12982, 25964, 32455, 64910, 129820, 824357, 1648714, 3297428, 4121785, 8243570, 16487140]

約数ペア:

[(1, 16487140), (2, 8243570), (4, 4121785), (5, 3297428), (10, 1648714), (20, 824357), (127, 129820), (254, 64910), (508, 32455), (635, 25964), (1270, 12982), (2540, 6491)]