20147888104

素因数分解:

$2^3\times {\mathrm{1019}}^1\times {\mathrm{2471527}}^1$

素因数の和:2472552

約数の個数: 16

約数和(自身を含む): 37814378400

約数和(自身を除く): 17666490296

約数列:

[1, 2, 4, 8, 1019, 2038, 4076, 8152, 2471527, 4943054, 9886108, 19772216, 2518486013, 5036972026, 10073944052, 20147888104]

約数ペア:

[(1, 20147888104), (2, 10073944052), (4, 5036972026), (8, 2518486013), (1019, 19772216), (2038, 9886108), (4076, 4943054), (8152, 2471527)]