2018689930

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1319}}^1\times {\mathrm{4937}}^1$

素因数の和:6294

約数の個数: 32

約数和(自身を含む): 3754460160

約数和(自身を除く): 1735770230

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 1319, 2638, 4937, 6595, 9874, 13190, 24685, 40889, 49370, 81778, 153047, 204445, 306094, 408890, 765235, 1530470, 6511903, 13023806, 32559515, 65119030, 201868993, 403737986, 1009344965, 2018689930]

約数ペア:

[(1, 2018689930), (2, 1009344965), (5, 403737986), (10, 201868993), (31, 65119030), (62, 32559515), (155, 13023806), (310, 6511903), (1319, 1530470), (2638, 765235), (4937, 408890), (6595, 306094), (9874, 204445), (13190, 153047), (24685, 81778), (40889, 49370)]