20161949241

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{131899}}^1$

素因数の和:132189

約数の個数: 32

約数和(自身を含む): 31909248000

約数和(自身を除く): 11747298759

約数列:

[1, 3, 7, 21, 29, 87, 203, 251, 609, 753, 1757, 5271, 7279, 21837, 50953, 131899, 152859, 395697, 923293, 2769879, 3825071, 11475213, 26775497, 33106649, 80326491, 99319947, 231746543, 695239629, 960092821, 2880278463, 6720649747, 20161949241]

約数ペア:

[(1, 20161949241), (3, 6720649747), (7, 2880278463), (21, 960092821), (29, 695239629), (87, 231746543), (203, 99319947), (251, 80326491), (609, 33106649), (753, 26775497), (1757, 11475213), (5271, 3825071), (7279, 2769879), (21837, 923293), (50953, 395697), (131899, 152859)]