20189221283

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2001509}}^1$

素因数の和:2001658

約数の個数: 16

約数和(自身を含む): 25363134720

約数和(自身を除く): 5173913437

約数列:

[1, 7, 11, 77, 131, 917, 1441, 10087, 2001509, 14010563, 22016599, 154116193, 262197679, 1835383753, 2884174469, 20189221283]

約数ペア:

[(1, 20189221283), (7, 2884174469), (11, 1835383753), (77, 262197679), (131, 154116193), (917, 22016599), (1441, 14010563), (10087, 2001509)]