71855888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{345461}}^1$

素因数の和:345482

約数の個数: 20

約数和(自身を含む): 149930508

約数和(自身を除く): 78074620

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 345461, 690922, 1381844, 2763688, 4490993, 5527376, 8981986, 17963972, 35927944, 71855888]

約数ペア:

[(1, 71855888), (2, 35927944), (4, 17963972), (8, 8981986), (13, 5527376), (16, 4490993), (26, 2763688), (52, 1381844), (104, 690922), (208, 345461)]