20145803751

素因数分解:

$3^2\times {\mathrm{641}}^1\times {\mathrm{1039}}^1\times {\mathrm{3361}}^1$

素因数の和:5047

約数の個数: 24

約数和(自身を含む): 29181622080

約数和(自身を除く): 9035818329

約数列:

[1, 3, 9, 641, 1039, 1923, 3117, 3361, 5769, 9351, 10083, 30249, 665999, 1997997, 2154401, 3492079, 5993991, 6463203, 10476237, 19389609, 31428711, 2238422639, 6715267917, 20145803751]

約数ペア:

[(1, 20145803751), (3, 6715267917), (9, 2238422639), (641, 31428711), (1039, 19389609), (1923, 10476237), (3117, 6463203), (3361, 5993991), (5769, 3492079), (9351, 2154401), (10083, 1997997), (30249, 665999)]