20005968604

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{781117}}^1$

素因数の和:781477

約数の個数: 24

約数和(自身を含む): 36962503760

約数和(自身を除く): 16956535156

約数列:

[1, 2, 4, 19, 38, 76, 337, 674, 1348, 6403, 12806, 25612, 781117, 1562234, 3124468, 14841223, 29682446, 59364892, 263236429, 526472858, 1052945716, 5001492151, 10002984302, 20005968604]

約数ペア:

[(1, 20005968604), (2, 10002984302), (4, 5001492151), (19, 1052945716), (38, 526472858), (76, 263236429), (337, 59364892), (674, 29682446), (1348, 14841223), (6403, 3124468), (12806, 1562234), (25612, 781117)]