20180643891

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{2113}}^1\times {\mathrm{44839}}^1$

素因数の和:47026

約数の個数: 16

約数和(自身を含む): 27300026880

約数和(自身を除く): 7119382989

約数列:

[1, 3, 71, 213, 2113, 6339, 44839, 134517, 150023, 450069, 3183569, 9550707, 94744807, 284234421, 6726881297, 20180643891]

約数ペア:

[(1, 20180643891), (3, 6726881297), (71, 284234421), (213, 94744807), (2113, 9550707), (6339, 3183569), (44839, 450069), (134517, 150023)]