16665812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2129}}^1$

素因数の和:2255

約数の個数: 24

約数和(自身を含む): 31012800

約数和(自身を除く): 14346988

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 2129, 3914, 4258, 7828, 8516, 40451, 80902, 161804, 219287, 438574, 877148, 4166453, 8332906, 16665812]

約数ペア:

[(1, 16665812), (2, 8332906), (4, 4166453), (19, 877148), (38, 438574), (76, 219287), (103, 161804), (206, 80902), (412, 40451), (1957, 8516), (2129, 7828), (3914, 4258)]