28204814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{21017}}^1$

素因数の和:21091

約数の個数: 16

約数和(自身を含む): 46912176

約数和(自身を除く): 18707362

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 21017, 42034, 231187, 462374, 1282037, 2564074, 14102407, 28204814]

約数ペア:

[(1, 28204814), (2, 14102407), (11, 2564074), (22, 1282037), (61, 462374), (122, 231187), (671, 42034), (1342, 21017)]