31157986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{5503}}^1$

素因数の和:5673

約数の個数: 16

約数和(自身を含む): 49536000

約数和(自身を除く): 18378014

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5503, 5662, 11006, 104557, 209114, 819947, 1639894, 15578993, 31157986]

約数ペア:

[(1, 31157986), (2, 15578993), (19, 1639894), (38, 819947), (149, 209114), (298, 104557), (2831, 11006), (5503, 5662)]