20162974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1229}}^1$

素因数の和:1875

約数の個数: 16

約数和(自身を含む): 32649120

約数和(自身を除く): 12486146

約数列:

[1, 2, 13, 26, 631, 1229, 1262, 2458, 8203, 15977, 16406, 31954, 775499, 1550998, 10081487, 20162974]

約数ペア:

[(1, 20162974), (2, 10081487), (13, 1550998), (26, 775499), (631, 31954), (1229, 16406), (1262, 15977), (2458, 8203)]