30986672

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{27277}}^1$

素因数の和:27356

約数の個数: 20

約数和(自身を含む): 60884496

約数和(自身を除く): 29897824

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 27277, 54554, 109108, 218216, 436432, 1936667, 3873334, 7746668, 15493336, 30986672]

約数ペア:

[(1, 30986672), (2, 15493336), (4, 7746668), (8, 3873334), (16, 1936667), (71, 436432), (142, 218216), (284, 109108), (568, 54554), (1136, 27277)]