39802786

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{1031}}^1$

素因数の和:1329

約数の個数: 16

約数和(自身を含む): 60681600

約数和(自身を除く): 20878814

約数列:

[1, 2, 97, 194, 199, 398, 1031, 2062, 19303, 38606, 100007, 200014, 205169, 410338, 19901393, 39802786]

約数ペア:

[(1, 39802786), (2, 19901393), (97, 410338), (194, 205169), (199, 200014), (398, 100007), (1031, 38606), (2062, 19303)]