20125287.000000000

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{392333}}^1$

素因数の和:392354

約数の個数: 36

約数和(自身を含む): 626165064

約数和(自身を除く): 395473260

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 392333, 784666, 1176999, 1569332, 2353998, 2746331, 4707996, 5492662, 8238993, 10985324, 16477986, 19224317, 32955972, 38448634, 57672951, 76897268, 115345902, 230691804]

約数ペア:

[(1, 230691804), (2, 115345902), (3, 76897268), (4, 57672951), (6, 38448634), (7, 32955972), (12, 19224317), (14, 16477986), (21, 10985324), (28, 8238993), (42, 5492662), (49, 4707996), (84, 2746331), (98, 2353998), (147, 1569332), (196, 1176999), (294, 784666), (588, 392333)]