20176959672

素因数分解:

$2^3\times 3^2\times {\mathrm{397}}^1\times {\mathrm{705883}}^1$

素因数の和:706292

約数の個数: 48

約数和(自身を含む): 54783657240

約数和(自身を除く): 34606697568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 397, 794, 1191, 1588, 2382, 3176, 3573, 4764, 7146, 9528, 14292, 28584, 705883, 1411766, 2117649, 2823532, 4235298, 5647064, 6352947, 8470596, 12705894, 16941192, 25411788, 50823576, 280235551, 560471102, 840706653, 1120942204, 1681413306, 2241884408, 2522119959, 3362826612, 5044239918, 6725653224, 10088479836, 20176959672]

約数ペア:

[(1, 20176959672), (2, 10088479836), (3, 6725653224), (4, 5044239918), (6, 3362826612), (8, 2522119959), (9, 2241884408), (12, 1681413306), (18, 1120942204), (24, 840706653), (36, 560471102), (72, 280235551), (397, 50823576), (794, 25411788), (1191, 16941192), (1588, 12705894), (2382, 8470596), (3176, 6352947), (3573, 5647064), (4764, 4235298), (7146, 2823532), (9528, 2117649), (14292, 1411766), (28584, 705883)]