19986703

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{577}}^1$

素因数の和:702

約数の個数: 16

約数和(自身を含む): 22639104

約数和(自身を除く): 2652401

約数列:

[1, 11, 47, 67, 517, 577, 737, 3149, 6347, 27119, 34639, 38659, 298309, 425249, 1816973, 19986703]

約数ペア:

[(1, 19986703), (11, 1816973), (47, 425249), (67, 298309), (517, 38659), (577, 34639), (737, 27119), (3149, 6347)]