25990236

素因数分解:

$2^2\times 3^2\times {\mathrm{721951}}^1$

素因数の和:721961

約数の個数: 18

約数和(自身を含む): 65697632

約数和(自身を除く): 39707396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 721951, 1443902, 2165853, 2887804, 4331706, 6497559, 8663412, 12995118, 25990236]

約数ペア:

[(1, 25990236), (2, 12995118), (3, 8663412), (4, 6497559), (6, 4331706), (9, 2887804), (12, 2165853), (18, 1443902), (36, 721951)]