2620306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3251}}^1$

素因数の和:3297

約数の個数: 16

約数和(自身を含む): 4370688

約数和(自身を除く): 1750382

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 3251, 6502, 42263, 84526, 100781, 201562, 1310153, 2620306]

約数ペア:

[(1, 2620306), (2, 1310153), (13, 201562), (26, 100781), (31, 84526), (62, 42263), (403, 6502), (806, 3251)]