18828734

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{773}}^1$

素因数の和:1435

約数の個数: 16

約数和(自身を含む): 29814480

約数和(自身を除く): 10985746

約数列:

[1, 2, 19, 38, 641, 773, 1282, 1546, 12179, 14687, 24358, 29374, 495493, 990986, 9414367, 18828734]

約数ペア:

[(1, 18828734), (2, 9414367), (19, 990986), (38, 495493), (641, 29374), (773, 24358), (1282, 14687), (1546, 12179)]