12865484

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 23133600

約数和(自身を除く): 10268116

約数列:

[1, 2, 4, 71, 89, 142, 178, 284, 356, 509, 1018, 2036, 6319, 12638, 25276, 36139, 45301, 72278, 90602, 144556, 181204, 3216371, 6432742, 12865484]

約数ペア:

[(1, 12865484), (2, 6432742), (4, 3216371), (71, 181204), (89, 144556), (142, 90602), (178, 72278), (284, 45301), (356, 36139), (509, 25276), (1018, 12638), (2036, 6319)]