19872884

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{11801}}^1$

素因数の和:12226

約数の個数: 12

約数和(自身を含む): 34863108

約数和(自身を除く): 14990224

約数列:

[1, 2, 4, 421, 842, 1684, 11801, 23602, 47204, 4968221, 9936442, 19872884]

約数ペア:

[(1, 19872884), (2, 9936442), (4, 4968221), (421, 47204), (842, 23602), (1684, 11801)]