218798950

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{40897}}^1$

素因数の和:41016

約数の個数: 24

約数和(自身を含む): 410779512

約数和(自身を除く): 191980562

約数列:

[1, 2, 5, 10, 25, 50, 107, 214, 535, 1070, 2675, 5350, 40897, 81794, 204485, 408970, 1022425, 2044850, 4375979, 8751958, 21879895, 43759790, 109399475, 218798950]

約数ペア:

[(1, 218798950), (2, 109399475), (5, 43759790), (10, 21879895), (25, 8751958), (50, 4375979), (107, 2044850), (214, 1022425), (535, 408970), (1070, 204485), (2675, 81794), (5350, 40897)]