11516945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 16174080

約数和(自身を除く): 4657135

約数列:

[1, 5, 11, 19, 55, 95, 103, 107, 209, 515, 535, 1045, 1133, 1177, 1957, 2033, 5665, 5885, 9785, 10165, 11021, 21527, 22363, 55105, 107635, 111815, 121231, 209399, 606155, 1046995, 2303389, 11516945]

約数ペア:

[(1, 11516945), (5, 2303389), (11, 1046995), (19, 606155), (55, 209399), (95, 121231), (103, 111815), (107, 107635), (209, 55105), (515, 22363), (535, 21527), (1045, 11021), (1133, 10165), (1177, 9785), (1957, 5885), (2033, 5665)]