50639888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{243461}}^1$

素因数の和:243482

約数の個数: 20

約数和(自身を含む): 105662508

約数和(自身を除く): 55022620

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 243461, 486922, 973844, 1947688, 3164993, 3895376, 6329986, 12659972, 25319944, 50639888]

約数ペア:

[(1, 50639888), (2, 25319944), (4, 12659972), (8, 6329986), (13, 3895376), (16, 3164993), (26, 1947688), (52, 973844), (104, 486922), (208, 243461)]