28123792

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{18121}}^1$

素因数の和:18226

約数の個数: 20

約数和(自身を含む): 55054636

約数和(自身を除く): 26930844

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 18121, 36242, 72484, 144968, 289936, 1757737, 3515474, 7030948, 14061896, 28123792]

約数ペア:

[(1, 28123792), (2, 14061896), (4, 7030948), (8, 3515474), (16, 1757737), (97, 289936), (194, 144968), (388, 72484), (776, 36242), (1552, 18121)]