20196788148

素因数分解:

$2^2\times 3^2\times {\mathrm{1361}}^1\times {\mathrm{412213}}^1$

素因数の和:413584

約数の個数: 36

約数和(自身を含む): 51090627588

約数和(自身を除く): 30893839440

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1361, 2722, 4083, 5444, 8166, 12249, 16332, 24498, 48996, 412213, 824426, 1236639, 1648852, 2473278, 3709917, 4946556, 7419834, 14839668, 561021893, 1122043786, 1683065679, 2244087572, 3366131358, 5049197037, 6732262716, 10098394074, 20196788148]

約数ペア:

[(1, 20196788148), (2, 10098394074), (3, 6732262716), (4, 5049197037), (6, 3366131358), (9, 2244087572), (12, 1683065679), (18, 1122043786), (36, 561021893), (1361, 14839668), (2722, 7419834), (4083, 4946556), (5444, 3709917), (8166, 2473278), (12249, 1648852), (16332, 1236639), (24498, 824426), (48996, 412213)]