18845853

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{877}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 29500800

約数和(自身を除く): 10654947

約数列:

[1, 3, 13, 19, 29, 39, 57, 87, 247, 377, 551, 741, 877, 1131, 1653, 2631, 7163, 11401, 16663, 21489, 25433, 34203, 49989, 76299, 216619, 330629, 483227, 649857, 991887, 1449681, 6281951, 18845853]

約数ペア:

[(1, 18845853), (3, 6281951), (13, 1449681), (19, 991887), (29, 649857), (39, 483227), (57, 330629), (87, 216619), (247, 76299), (377, 49989), (551, 34203), (741, 25433), (877, 21489), (1131, 16663), (1653, 11401), (2631, 7163)]