81027376

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{24001}}^1$

素因数の和:24220

約数の個数: 20

約数和(自身を含む): 157741144

約数和(自身を除く): 76713768

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 24001, 48002, 96004, 192008, 384016, 5064211, 10128422, 20256844, 40513688, 81027376]

約数ペア:

[(1, 81027376), (2, 40513688), (4, 20256844), (8, 10128422), (16, 5064211), (211, 384016), (422, 192008), (844, 96004), (1688, 48002), (3376, 24001)]