25581418

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:773

約数の個数: 16

約数和(自身を含む): 38918880

約数和(自身を除く): 13337462

約数列:

[1, 2, 131, 251, 262, 389, 502, 778, 32881, 50959, 65762, 97639, 101918, 195278, 12790709, 25581418]

約数ペア:

[(1, 25581418), (2, 12790709), (131, 195278), (251, 101918), (262, 97639), (389, 65762), (502, 50959), (778, 32881)]