19308586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{8521}}^1$

素因数の和:8637

約数の個数: 16

約数和(自身を含む): 31906368

約数和(自身を除く): 12597782

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 8521, 17042, 93731, 187462, 877663, 1755326, 9654293, 19308586]

約数ペア:

[(1, 19308586), (2, 9654293), (11, 1755326), (22, 877663), (103, 187462), (206, 93731), (1133, 17042), (2266, 8521)]