20552499

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3917}}^1$

素因数の和:3987

約数の個数: 24

約数和(自身を含む): 33005232

約数和(自身を除く): 12452733

約数列:

[1, 3, 9, 11, 33, 53, 99, 159, 477, 583, 1749, 3917, 5247, 11751, 35253, 43087, 129261, 207601, 387783, 622803, 1868409, 2283611, 6850833, 20552499]

約数ペア:

[(1, 20552499), (3, 6850833), (9, 2283611), (11, 1868409), (33, 622803), (53, 387783), (99, 207601), (159, 129261), (477, 43087), (583, 35253), (1749, 11751), (3917, 5247)]