20794716

素因数分解:

$2^2\times 3^2\times {\mathrm{359}}^1\times {\mathrm{1609}}^1$

素因数の和:1978

約数の個数: 36

約数和(自身を含む): 52743600

約数和(自身を除く): 31948884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 359, 718, 1077, 1436, 1609, 2154, 3218, 3231, 4308, 4827, 6436, 6462, 9654, 12924, 14481, 19308, 28962, 57924, 577631, 1155262, 1732893, 2310524, 3465786, 5198679, 6931572, 10397358, 20794716]

約数ペア:

[(1, 20794716), (2, 10397358), (3, 6931572), (4, 5198679), (6, 3465786), (9, 2310524), (12, 1732893), (18, 1155262), (36, 577631), (359, 57924), (718, 28962), (1077, 19308), (1436, 14481), (1609, 12924), (2154, 9654), (3218, 6462), (3231, 6436), (4308, 4827)]