39438218

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{503}}^1$

素因数の和:901

約数の個数: 16

約数和(自身を含む): 59875200

約数和(自身を除く): 20436982

約数列:

[1, 2, 197, 199, 394, 398, 503, 1006, 39203, 78406, 99091, 100097, 198182, 200194, 19719109, 39438218]

約数ペア:

[(1, 39438218), (2, 19719109), (197, 200194), (199, 198182), (394, 100097), (398, 99091), (503, 78406), (1006, 39203)]