18458692

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2297}}^1$

素因数の和:2356

約数の個数: 36

約数和(自身を含む): 38509884

約数和(自身を除く): 20051192

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 2009, 2297, 4018, 4594, 8036, 9188, 16079, 32158, 64316, 94177, 112553, 188354, 225106, 376708, 450212, 659239, 1318478, 2636956, 4614673, 9229346, 18458692]

約数ペア:

[(1, 18458692), (2, 9229346), (4, 4614673), (7, 2636956), (14, 1318478), (28, 659239), (41, 450212), (49, 376708), (82, 225106), (98, 188354), (164, 112553), (196, 94177), (287, 64316), (574, 32158), (1148, 16079), (2009, 9188), (2297, 8036), (4018, 4594)]