20312312

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1093}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 40171680

約数和(自身を除く): 19859368

約数列:

[1, 2, 4, 8, 23, 46, 92, 101, 184, 202, 404, 808, 1093, 2186, 2323, 4372, 4646, 8744, 9292, 18584, 25139, 50278, 100556, 110393, 201112, 220786, 441572, 883144, 2539039, 5078078, 10156156, 20312312]

約数ペア:

[(1, 20312312), (2, 10156156), (4, 5078078), (8, 2539039), (23, 883144), (46, 441572), (92, 220786), (101, 201112), (184, 110393), (202, 100556), (404, 50278), (808, 25139), (1093, 18584), (2186, 9292), (2323, 8744), (4372, 4646)]