20888104

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{153589}}^1$

素因数の和:153612

約数の個数: 16

約数和(自身を含む): 41469300

約数和(自身を除く): 20581196

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 153589, 307178, 614356, 1228712, 2611013, 5222026, 10444052, 20888104]

約数ペア:

[(1, 20888104), (2, 10444052), (4, 5222026), (8, 2611013), (17, 1228712), (34, 614356), (68, 307178), (136, 153589)]