20976288

素因数分解:

$2^5\times 3^1\times {\mathrm{47}}^1\times {\mathrm{4649}}^1$

素因数の和:4709

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 35270112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 94, 96, 141, 188, 282, 376, 564, 752, 1128, 1504, 2256, 4512, 4649, 9298, 13947, 18596, 27894, 37192, 55788, 74384, 111576, 148768, 218503, 223152, 437006, 446304, 655509, 874012, 1311018, 1748024, 2622036, 3496048, 5244072, 6992096, 10488144, 20976288]

約数ペア:

[(1, 20976288), (2, 10488144), (3, 6992096), (4, 5244072), (6, 3496048), (8, 2622036), (12, 1748024), (16, 1311018), (24, 874012), (32, 655509), (47, 446304), (48, 437006), (94, 223152), (96, 218503), (141, 148768), (188, 111576), (282, 74384), (376, 55788), (564, 37192), (752, 27894), (1128, 18596), (1504, 13947), (2256, 9298), (4512, 4649)]