20199176697

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50624503}}^1$

素因数の和:50624532

約数の個数: 16

約数和(自身を含む): 32399682560

約数和(自身を除く): 12200505863

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50624503, 151873509, 354371521, 961865557, 1063114563, 2885596671, 6733058899, 20199176697]

約数ペア:

[(1, 20199176697), (3, 6733058899), (7, 2885596671), (19, 1063114563), (21, 961865557), (57, 354371521), (133, 151873509), (399, 50624503)]