20198117516

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{2239}}^1\times {\mathrm{60953}}^1$

素因数の和:63233

約数の個数: 24

約数和(自身を含む): 36318831360

約数和(自身を除く): 16120713844

約数列:

[1, 2, 4, 37, 74, 148, 2239, 4478, 8956, 60953, 82843, 121906, 165686, 243812, 331372, 2255261, 4510522, 9021044, 136473767, 272947534, 545895068, 5049529379, 10099058758, 20198117516]

約数ペア:

[(1, 20198117516), (2, 10099058758), (4, 5049529379), (37, 545895068), (74, 272947534), (148, 136473767), (2239, 9021044), (4478, 4510522), (8956, 2255261), (60953, 331372), (82843, 243812), (121906, 165686)]