18856173

素因数分解:

$3^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1423}}^1$

素因数の和:2064

約数の個数: 16

約数和(自身を含む): 28798976

約数和(自身を除く): 9942803

約数列:

[1, 3, 7, 21, 631, 1423, 1893, 4269, 4417, 9961, 13251, 29883, 897913, 2693739, 6285391, 18856173]

約数ペア:

[(1, 18856173), (3, 6285391), (7, 2693739), (21, 897913), (631, 29883), (1423, 13251), (1893, 9961), (4269, 4417)]