2108779970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19170727}}^1$

素因数の和:19170745

約数の個数: 16

約数和(自身を含む): 4140877248

約数和(自身を除く): 2032097278

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 19170727, 38341454, 95853635, 191707270, 210877997, 421755994, 1054389985, 2108779970]

約数ペア:

[(1, 2108779970), (2, 1054389985), (5, 421755994), (10, 210877997), (11, 191707270), (22, 95853635), (55, 38341454), (110, 19170727)]