19673511

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 31153920

約数和(自身を除く): 11480409

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 363, 379, 429, 1137, 1331, 1573, 3993, 4169, 4719, 4927, 12507, 14781, 17303, 45859, 51909, 54197, 137577, 162591, 504449, 596167, 1513347, 1788501, 6557837, 19673511]

約数ペア:

[(1, 19673511), (3, 6557837), (11, 1788501), (13, 1513347), (33, 596167), (39, 504449), (121, 162591), (143, 137577), (363, 54197), (379, 51909), (429, 45859), (1137, 17303), (1331, 14781), (1573, 12507), (3993, 4927), (4169, 4719)]