19005306789

素因数分解:

$3^1\times 7^1\times {\mathrm{16433}}^1\times {\mathrm{55073}}^1$

素因数の和:71516

約数の個数: 16

約数和(自身を含む): 28962755712

約数和(自身を除く): 9957448923

約数列:

[1, 3, 7, 21, 16433, 49299, 55073, 115031, 165219, 345093, 385511, 1156533, 905014609, 2715043827, 6335102263, 19005306789]

約数ペア:

[(1, 19005306789), (3, 6335102263), (7, 2715043827), (21, 905014609), (16433, 1156533), (49299, 385511), (55073, 345093), (115031, 165219)]