20440468

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{5419}}^1$

素因数の和:5487

約数の個数: 24

約数和(自身を含む): 38243520

約数和(自身を除く): 17803052

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 943, 1886, 3772, 5419, 10838, 21676, 124637, 222179, 249274, 444358, 498548, 888716, 5110117, 10220234, 20440468]

約数ペア:

[(1, 20440468), (2, 10220234), (4, 5110117), (23, 888716), (41, 498548), (46, 444358), (82, 249274), (92, 222179), (164, 124637), (943, 21676), (1886, 10838), (3772, 5419)]