199968908

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{632813}}^1$

素因数の和:632896

約数の個数: 12

約数和(自身を含む): 354375840

約数和(自身を除く): 154406932

約数列:

[1, 2, 4, 79, 158, 316, 632813, 1265626, 2531252, 49992227, 99984454, 199968908]

約数ペア:

[(1, 199968908), (2, 99984454), (4, 49992227), (79, 2531252), (158, 1265626), (316, 632813)]