2021918404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{2287}}^1$

素因数の和:2656

約数の個数: 48

約数和(自身を含む): 3929942016

約数和(自身を除く): 1908023612

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 283, 284, 566, 781, 1132, 1562, 2287, 3113, 3124, 4574, 6226, 9148, 12452, 20093, 25157, 40186, 50314, 80372, 100628, 162377, 221023, 324754, 442046, 647221, 649508, 884092, 1294442, 1786147, 2588884, 3572294, 7119431, 7144588, 14238862, 28477724, 45952691, 91905382, 183810764, 505479601, 1010959202, 2021918404]

約数ペア:

[(1, 2021918404), (2, 1010959202), (4, 505479601), (11, 183810764), (22, 91905382), (44, 45952691), (71, 28477724), (142, 14238862), (283, 7144588), (284, 7119431), (566, 3572294), (781, 2588884), (1132, 1786147), (1562, 1294442), (2287, 884092), (3113, 649508), (3124, 647221), (4574, 442046), (6226, 324754), (9148, 221023), (12452, 162377), (20093, 100628), (25157, 80372), (40186, 50314)]