30718954

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1913}}^1$

素因数の和:1990

約数の個数: 32

約数和(自身を含む): 55858176

約数和(自身を除く): 25139222

約数列:

[1, 2, 7, 14, 31, 37, 62, 74, 217, 259, 434, 518, 1147, 1913, 2294, 3826, 8029, 13391, 16058, 26782, 59303, 70781, 118606, 141562, 415121, 495467, 830242, 990934, 2194211, 4388422, 15359477, 30718954]

約数ペア:

[(1, 30718954), (2, 15359477), (7, 4388422), (14, 2194211), (31, 990934), (37, 830242), (62, 495467), (74, 415121), (217, 141562), (259, 118606), (434, 70781), (518, 59303), (1147, 26782), (1913, 16058), (2294, 13391), (3826, 8029)]