20007240021

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{569}}^1\times {\mathrm{30763}}^1$

素因数の和:31465

約数の個数: 24

約数和(自身を含む): 29179038720

約数和(自身を除く): 9171798699

約数列:

[1, 3, 9, 127, 381, 569, 1143, 1707, 5121, 30763, 72263, 92289, 216789, 276867, 650367, 3906901, 11720703, 17504147, 35162109, 52512441, 157537323, 2223026669, 6669080007, 20007240021]

約数ペア:

[(1, 20007240021), (3, 6669080007), (9, 2223026669), (127, 157537323), (381, 52512441), (569, 35162109), (1143, 17504147), (1707, 11720703), (5121, 3906901), (30763, 650367), (72263, 276867), (92289, 216789)]