20804196

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4673}}^1$

素因数の和:4740

約数の個数: 48

約数和(自身を含む): 56536704

約数和(自身を除く): 35732508

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 212, 318, 371, 636, 742, 1113, 1484, 2226, 4452, 4673, 9346, 14019, 18692, 28038, 32711, 56076, 65422, 98133, 130844, 196266, 247669, 392532, 495338, 743007, 990676, 1486014, 1733683, 2972028, 3467366, 5201049, 6934732, 10402098, 20804196]

約数ペア:

[(1, 20804196), (2, 10402098), (3, 6934732), (4, 5201049), (6, 3467366), (7, 2972028), (12, 1733683), (14, 1486014), (21, 990676), (28, 743007), (42, 495338), (53, 392532), (84, 247669), (106, 196266), (159, 130844), (212, 98133), (318, 65422), (371, 56076), (636, 32711), (742, 28038), (1113, 18692), (1484, 14019), (2226, 9346), (4452, 4673)]