20312532

素因数分解:

$2^2\times 3^4\times {\mathrm{71}}^1\times {\mathrm{883}}^1$

素因数の和:970

約数の個数: 60

約数和(自身を含む): 53909856

約数和(自身を除く): 33597324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 81, 108, 142, 162, 213, 284, 324, 426, 639, 852, 883, 1278, 1766, 1917, 2556, 2649, 3532, 3834, 5298, 5751, 7668, 7947, 10596, 11502, 15894, 23004, 23841, 31788, 47682, 62693, 71523, 95364, 125386, 143046, 188079, 250772, 286092, 376158, 564237, 752316, 1128474, 1692711, 2256948, 3385422, 5078133, 6770844, 10156266, 20312532]

約数ペア:

[(1, 20312532), (2, 10156266), (3, 6770844), (4, 5078133), (6, 3385422), (9, 2256948), (12, 1692711), (18, 1128474), (27, 752316), (36, 564237), (54, 376158), (71, 286092), (81, 250772), (108, 188079), (142, 143046), (162, 125386), (213, 95364), (284, 71523), (324, 62693), (426, 47682), (639, 31788), (852, 23841), (883, 23004), (1278, 15894), (1766, 11502), (1917, 10596), (2556, 7947), (2649, 7668), (3532, 5751), (3834, 5298)]