219323210

素因数分解:

$2^1\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{19993}}^1$

素因数の和:21097

約数の個数: 16

約数和(自身を含む): 395161416

約数和(自身を除く): 175838206

約数列:

[1, 2, 5, 10, 1097, 2194, 5485, 10970, 19993, 39986, 99965, 199930, 21932321, 43864642, 109661605, 219323210]

約数ペア:

[(1, 219323210), (2, 109661605), (5, 43864642), (10, 21932321), (1097, 199930), (2194, 99965), (5485, 39986), (10970, 19993)]