20804112

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20639}}^1$

素因数の和:20660

約数の個数: 60

約数和(自身を含む): 66543360

約数和(自身を除く): 45739248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20639, 41278, 61917, 82556, 123834, 144473, 165112, 185751, 247668, 288946, 330224, 371502, 433419, 495336, 577892, 743004, 866838, 990672, 1155784, 1300257, 1486008, 1733676, 2311568, 2600514, 2972016, 3467352, 5201028, 6934704, 10402056, 20804112]

約数ペア:

[(1, 20804112), (2, 10402056), (3, 6934704), (4, 5201028), (6, 3467352), (7, 2972016), (8, 2600514), (9, 2311568), (12, 1733676), (14, 1486008), (16, 1300257), (18, 1155784), (21, 990672), (24, 866838), (28, 743004), (36, 577892), (42, 495336), (48, 433419), (56, 371502), (63, 330224), (72, 288946), (84, 247668), (112, 185751), (126, 165112), (144, 144473), (168, 123834), (252, 82556), (336, 61917), (504, 41278), (1008, 20639)]