31855174

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{28493}}^1$

素因数の和:28551

約数の個数: 16

約数和(自身を含む): 52656912

約数和(自身を除く): 20801738

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 28493, 56986, 370409, 740818, 1225199, 2450398, 15927587, 31855174]

約数ペア:

[(1, 31855174), (2, 15927587), (13, 2450398), (26, 1225199), (43, 740818), (86, 370409), (559, 56986), (1118, 28493)]