18757982

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{463}}^1$

素因数の和:943

約数の個数: 16

約数和(自身を含む): 28864512

約数和(自身を除く): 10106530

約数列:

[1, 2, 47, 94, 431, 463, 862, 926, 20257, 21761, 40514, 43522, 199553, 399106, 9378991, 18757982]

約数ペア:

[(1, 18757982), (2, 9378991), (47, 399106), (94, 199553), (431, 43522), (463, 40514), (862, 21761), (926, 20257)]