210346064

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{19889}}^1$

素因数の和:20558

約数の個数: 20

約数和(自身を含む): 408182580

約数和(自身を除く): 197836516

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 5288, 10576, 19889, 39778, 79556, 159112, 318224, 13146629, 26293258, 52586516, 105173032, 210346064]

約数ペア:

[(1, 210346064), (2, 105173032), (4, 52586516), (8, 26293258), (16, 13146629), (661, 318224), (1322, 159112), (2644, 79556), (5288, 39778), (10576, 19889)]