19762589

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{11159}}^1$

素因数の和:11200

約数の個数: 16

約数和(自身を含む): 25712640

約数和(自身を除く): 5950051

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 11159, 78113, 122749, 256657, 859243, 1796599, 2823227, 19762589]

約数ペア:

[(1, 19762589), (7, 2823227), (11, 1796599), (23, 859243), (77, 256657), (161, 122749), (253, 78113), (1771, 11159)]