2187196

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{4519}}^1$

素因数の和:4545

約数の個数: 18

約数和(自身を含む): 4208120

約数和(自身を除く): 2020924

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 4519, 9038, 18076, 49709, 99418, 198836, 546799, 1093598, 2187196]

約数ペア:

[(1, 2187196), (2, 1093598), (4, 546799), (11, 198836), (22, 99418), (44, 49709), (121, 18076), (242, 9038), (484, 4519)]