12490492

素因数分解:

$2^2\times 7^2\times {\mathrm{63727}}^1$

素因数の和:63745

約数の個数: 18

約数和(自身を含む): 25427472

約数和(自身を除く): 12936980

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 63727, 127454, 254908, 446089, 892178, 1784356, 3122623, 6245246, 12490492]

約数ペア:

[(1, 12490492), (2, 6245246), (4, 3122623), (7, 1784356), (14, 892178), (28, 446089), (49, 254908), (98, 127454), (196, 63727)]