20809656

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13763}}^1$

素因数の和:13785

約数の個数: 64

約数和(自身を含む): 66067200

約数和(自身を除く): 45257544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 13763, 27526, 41289, 55052, 82578, 96341, 110104, 123867, 165156, 192682, 247734, 289023, 330312, 371601, 385364, 495468, 578046, 743202, 770728, 867069, 990936, 1156092, 1486404, 1734138, 2312184, 2601207, 2972808, 3468276, 5202414, 6936552, 10404828, 20809656]

約数ペア:

[(1, 20809656), (2, 10404828), (3, 6936552), (4, 5202414), (6, 3468276), (7, 2972808), (8, 2601207), (9, 2312184), (12, 1734138), (14, 1486404), (18, 1156092), (21, 990936), (24, 867069), (27, 770728), (28, 743202), (36, 578046), (42, 495468), (54, 385364), (56, 371601), (63, 330312), (72, 289023), (84, 247734), (108, 192682), (126, 165156), (168, 123867), (189, 110104), (216, 96341), (252, 82578), (378, 55052), (504, 41289), (756, 27526), (1512, 13763)]