209326768

素因数分解:

$2^4\times 7^1\times {\mathrm{1868989}}^1$

素因数の和:1869004

約数の個数: 20

約数和(自身を含む): 463509520

約数和(自身を除く): 254182752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1868989, 3737978, 7475956, 13082923, 14951912, 26165846, 29903824, 52331692, 104663384, 209326768]

約数ペア:

[(1, 209326768), (2, 104663384), (4, 52331692), (7, 29903824), (8, 26165846), (14, 14951912), (16, 13082923), (28, 7475956), (56, 3737978), (112, 1868989)]