19241284

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{67751}}^1$

素因数の和:67826

約数の個数: 12

約数和(自身を含む): 34147008

約数和(自身を除く): 14905724

約数列:

[1, 2, 4, 71, 142, 284, 67751, 135502, 271004, 4810321, 9620642, 19241284]

約数ペア:

[(1, 19241284), (2, 9620642), (4, 4810321), (71, 271004), (142, 135502), (284, 67751)]