208816612

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{10691}}^1$

素因数の和:10971

約数の個数: 24

約数和(自身を含む): 386195040

約数和(自身を除く): 177378428

約数列:

[1, 2, 4, 19, 38, 76, 257, 514, 1028, 4883, 9766, 10691, 19532, 21382, 42764, 203129, 406258, 812516, 2747587, 5495174, 10990348, 52204153, 104408306, 208816612]

約数ペア:

[(1, 208816612), (2, 104408306), (4, 52204153), (19, 10990348), (38, 5495174), (76, 2747587), (257, 812516), (514, 406258), (1028, 203129), (4883, 42764), (9766, 21382), (10691, 19532)]