25226638

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{1489}}^1$

素因数の和:1731

約数の個数: 16

約数和(自身を含む): 38942640

約数和(自身を除く): 13716002

約数列:

[1, 2, 43, 86, 197, 394, 1489, 2978, 8471, 16942, 64027, 128054, 293333, 586666, 12613319, 25226638]

約数ペア:

[(1, 25226638), (2, 12613319), (43, 586666), (86, 293333), (197, 128054), (394, 64027), (1489, 16942), (2978, 8471)]