408671964

素因数分解:

$2^2\times 3^2\times {\mathrm{11351999}}^1$

素因数の和:11352009

約数の個数: 18

約数和(自身を含む): 1033032000

約数和(自身を除く): 624360036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 11351999, 22703998, 34055997, 45407996, 68111994, 102167991, 136223988, 204335982, 408671964]

約数ペア:

[(1, 408671964), (2, 204335982), (3, 136223988), (4, 102167991), (6, 68111994), (9, 45407996), (12, 34055997), (18, 22703998), (36, 11351999)]