20213561628

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43191371}}^1$

素因数の和:43191394

約数の個数: 36

約数和(自身を含む): 55025807928

約数和(自身を除く): 34812246300

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43191371, 86382742, 129574113, 172765484, 259148226, 388722339, 518296452, 561487823, 777444678, 1122975646, 1554889356, 1684463469, 2245951292, 3368926938, 5053390407, 6737853876, 10106780814, 20213561628]

約数ペア:

[(1, 20213561628), (2, 10106780814), (3, 6737853876), (4, 5053390407), (6, 3368926938), (9, 2245951292), (12, 1684463469), (13, 1554889356), (18, 1122975646), (26, 777444678), (36, 561487823), (39, 518296452), (52, 388722339), (78, 259148226), (117, 172765484), (156, 129574113), (234, 86382742), (468, 43191371)]