19713829

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 22007808

約数和(自身を除く): 2293979

約数列:

[1, 17, 23, 127, 391, 397, 2159, 2921, 6749, 9131, 49657, 50419, 155227, 857123, 1159637, 19713829]

約数ペア:

[(1, 19713829), (17, 1159637), (23, 857123), (127, 155227), (391, 50419), (397, 49657), (2159, 9131), (2921, 6749)]