19130227

素因数分解:

${\mathrm{23}}^2\times {\mathrm{29}}^2\times {\mathrm{43}}^1$

素因数の和:147

約数の個数: 18

約数和(自身を含む): 21193172

約数和(自身を除く): 2062945

約数列:

[1, 23, 29, 43, 529, 667, 841, 989, 1247, 15341, 19343, 22747, 28681, 36163, 444889, 659663, 831749, 19130227]

約数ペア:

[(1, 19130227), (23, 831749), (29, 659663), (43, 444889), (529, 36163), (667, 28681), (841, 22747), (989, 19343), (1247, 15341)]