20171768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132709}}^1$

素因数の和:132734

約数の個数: 16

約数和(自身を含む): 39813000

約数和(自身を除く): 19641232

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132709, 265418, 530836, 1061672, 2521471, 5042942, 10085884, 20171768]

約数ペア:

[(1, 20171768), (2, 10085884), (4, 5042942), (8, 2521471), (19, 1061672), (38, 530836), (76, 265418), (152, 132709)]