20789748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{82499}}^1$

素因数の和:82516

約数の個数: 36

約数和(自身を含む): 60060000

約数和(自身を除く): 39270252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 82499, 164998, 247497, 329996, 494994, 577493, 742491, 989988, 1154986, 1484982, 1732479, 2309972, 2969964, 3464958, 5197437, 6929916, 10394874, 20789748]

約数ペア:

[(1, 20789748), (2, 10394874), (3, 6929916), (4, 5197437), (6, 3464958), (7, 2969964), (9, 2309972), (12, 1732479), (14, 1484982), (18, 1154986), (21, 989988), (28, 742491), (36, 577493), (42, 494994), (63, 329996), (84, 247497), (126, 164998), (252, 82499)]