19869994

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{1451}}^1$

素因数の和:1661

約数の個数: 16

約数和(自身を含む): 30735936

約数和(自身を除く): 10865942

約数列:

[1, 2, 41, 82, 167, 334, 1451, 2902, 6847, 13694, 59491, 118982, 242317, 484634, 9934997, 19869994]

約数ペア:

[(1, 19869994), (2, 9934997), (41, 484634), (82, 242317), (167, 118982), (334, 59491), (1451, 13694), (2902, 6847)]