19871004

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{10159}}^1$

素因数の和:10329

約数の個数: 24

約数和(自身を含む): 46654720

約数和(自身を除く): 26783716

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1956, 10159, 20318, 30477, 40636, 60954, 121908, 1655917, 3311834, 4967751, 6623668, 9935502, 19871004]

約数ペア:

[(1, 19871004), (2, 9935502), (3, 6623668), (4, 4967751), (6, 3311834), (12, 1655917), (163, 121908), (326, 60954), (489, 40636), (652, 30477), (978, 20318), (1956, 10159)]