4000838

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:551

約数の個数: 16

約数和(自身を含む): 6189360

約数和(自身を除く): 2188522

約数列:

[1, 2, 67, 73, 134, 146, 409, 818, 4891, 9782, 27403, 29857, 54806, 59714, 2000419, 4000838]

約数ペア:

[(1, 4000838), (2, 2000419), (67, 59714), (73, 54806), (134, 29857), (146, 27403), (409, 9782), (818, 4891)]