18856556973

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{280591}}^1$

素因数の和:280750

約数の個数: 32

約数和(自身を含む): 29630515200

約数和(自身を除く): 10773958227

約数列:

[1, 3, 9, 19, 27, 57, 131, 171, 393, 513, 1179, 2489, 3537, 7467, 22401, 67203, 280591, 841773, 2525319, 5331229, 7575957, 15993687, 36757421, 47981061, 110272263, 143943183, 330816789, 698390999, 992450367, 2095172997, 6285518991, 18856556973]

約数ペア:

[(1, 18856556973), (3, 6285518991), (9, 2095172997), (19, 992450367), (27, 698390999), (57, 330816789), (131, 143943183), (171, 110272263), (393, 47981061), (513, 36757421), (1179, 15993687), (2489, 7575957), (3537, 5331229), (7467, 2525319), (22401, 841773), (67203, 280591)]