209525612

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{3081259}}^1$

素因数の和:3081280

約数の個数: 12

約数和(自身を含む): 388238760

約数和(自身を除く): 178713148

約数列:

[1, 2, 4, 17, 34, 68, 3081259, 6162518, 12325036, 52381403, 104762806, 209525612]

約数ペア:

[(1, 209525612), (2, 104762806), (4, 52381403), (17, 12325036), (34, 6162518), (68, 3081259)]