19472697

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{31357}}^1$

素因数の和:31389

約数の個数: 16

約数和(自身を含む): 30103680

約数和(自身を除く): 10630983

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 31357, 94071, 282213, 721211, 846639, 2163633, 6490899, 19472697]

約数ペア:

[(1, 19472697), (3, 6490899), (9, 2163633), (23, 846639), (27, 721211), (69, 282213), (207, 94071), (621, 31357)]