219954128

素因数分解:

$2^4\times {\mathrm{311}}^1\times {\mathrm{44203}}^1$

素因数の和:44522

約数の個数: 20

約数和(自身を含む): 427541088

約数和(自身を除く): 207586960

約数列:

[1, 2, 4, 8, 16, 311, 622, 1244, 2488, 4976, 44203, 88406, 176812, 353624, 707248, 13747133, 27494266, 54988532, 109977064, 219954128]

約数ペア:

[(1, 219954128), (2, 109977064), (4, 54988532), (8, 27494266), (16, 13747133), (311, 707248), (622, 353624), (1244, 176812), (2488, 88406), (4976, 44203)]