165720088

素因数分解:

$2^3\times {\mathrm{1109}}^1\times {\mathrm{18679}}^1$

素因数の和:19794

約数の個数: 16

約数和(自身を含む): 311022000

約数和(自身を除く): 145301912

約数列:

[1, 2, 4, 8, 1109, 2218, 4436, 8872, 18679, 37358, 74716, 149432, 20715011, 41430022, 82860044, 165720088]

約数ペア:

[(1, 165720088), (2, 82860044), (4, 41430022), (8, 20715011), (1109, 149432), (2218, 74716), (4436, 37358), (8872, 18679)]