208436982

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{20399}}^1$

素因数の和:20548

約数の個数: 32

約数和(自身を含む): 452390400

約数和(自身を除く): 243953418

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 3406, 5109, 10218, 20399, 40798, 61197, 122394, 265187, 530374, 795561, 1591122, 2672269, 5344538, 8016807, 16033614, 34739497, 69478994, 104218491, 208436982]

約数ペア:

[(1, 208436982), (2, 104218491), (3, 69478994), (6, 34739497), (13, 16033614), (26, 8016807), (39, 5344538), (78, 2672269), (131, 1591122), (262, 795561), (393, 530374), (786, 265187), (1703, 122394), (3406, 61197), (5109, 40798), (10218, 20399)]