19253480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15527}}^1$

素因数の和:15569

約数の個数: 32

約数和(自身を含む): 44720640

約数和(自身を除く): 25467160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 15527, 31054, 62108, 77635, 124216, 155270, 310540, 481337, 621080, 962674, 1925348, 2406685, 3850696, 4813370, 9626740, 19253480]

約数ペア:

[(1, 19253480), (2, 9626740), (4, 4813370), (5, 3850696), (8, 2406685), (10, 1925348), (20, 962674), (31, 621080), (40, 481337), (62, 310540), (124, 155270), (155, 124216), (248, 77635), (310, 62108), (620, 31054), (1240, 15527)]