20772553532

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{258919}}^1$

素因数の和:259601

約数の個数: 24

約数和(自身を含む): 37582755840

約数和(自身を除く): 16810202308

約数列:

[1, 2, 4, 31, 62, 124, 647, 1294, 2588, 20057, 40114, 80228, 258919, 517838, 1035676, 8026489, 16052978, 32105956, 167520593, 335041186, 670082372, 5193138383, 10386276766, 20772553532]

約数ペア:

[(1, 20772553532), (2, 10386276766), (4, 5193138383), (31, 670082372), (62, 335041186), (124, 167520593), (647, 32105956), (1294, 16052978), (2588, 8026489), (20057, 1035676), (40114, 517838), (80228, 258919)]