1919897478

素因数分解:

$2^1\times 3^4\times {\mathrm{11851219}}^1$

素因数の和:11851233

約数の個数: 20

約数和(自身を含む): 4301992860

約数和(自身を除く): 2382095382

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 11851219, 23702438, 35553657, 71107314, 106660971, 213321942, 319982913, 639965826, 959948739, 1919897478]

約数ペア:

[(1, 1919897478), (2, 959948739), (3, 639965826), (6, 319982913), (9, 213321942), (18, 106660971), (27, 71107314), (54, 35553657), (81, 23702438), (162, 11851219)]