19647068398

素因数分解:

$2^1\times {\mathrm{1009}}^1\times {\mathrm{1109}}^1\times {\mathrm{8779}}^1$

素因数の和:10899

約数の個数: 16

約数和(自身を含む): 29529774000

約数和(自身を除く): 9882705602

約数列:

[1, 2, 1009, 1109, 2018, 2218, 8779, 17558, 1118981, 2237962, 8858011, 9735911, 17716022, 19471822, 9823534199, 19647068398]

約数ペア:

[(1, 19647068398), (2, 9823534199), (1009, 19471822), (1109, 17716022), (2018, 9735911), (2218, 8858011), (8779, 2237962), (17558, 1118981)]