28120312

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18797}}^1$

素因数の和:18831

約数の個数: 32

約数和(自身を含む): 60905520

約数和(自身を除く): 32785208

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 18797, 37594, 75188, 150376, 206767, 319549, 413534, 639098, 827068, 1278196, 1654136, 2556392, 3515039, 7030078, 14060156, 28120312]

約数ペア:

[(1, 28120312), (2, 14060156), (4, 7030078), (8, 3515039), (11, 2556392), (17, 1654136), (22, 1278196), (34, 827068), (44, 639098), (68, 413534), (88, 319549), (136, 206767), (187, 150376), (374, 75188), (748, 37594), (1496, 18797)]