20572497

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{10937}}^1$

素因数の和:10973

約数の個数: 24

約数和(自身を含む): 34126560

約数和(自身を除く): 13554063

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 10937, 32811, 98433, 120307, 207803, 360921, 623409, 1082763, 1870227, 2285833, 6857499, 20572497]

約数ペア:

[(1, 20572497), (3, 6857499), (9, 2285833), (11, 1870227), (19, 1082763), (33, 623409), (57, 360921), (99, 207803), (171, 120307), (209, 98433), (627, 32811), (1881, 10937)]