20185753833

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{480373}}^1$

素因数の和:480438

約数の個数: 48

約数和(自身を含む): 35970405120

約数和(自身を除く): 15784651287

約数列:

[1, 3, 7, 9, 21, 23, 29, 63, 69, 87, 161, 203, 207, 261, 483, 609, 667, 1449, 1827, 2001, 4669, 6003, 14007, 42021, 480373, 1441119, 3362611, 4323357, 10087833, 11048579, 13930817, 30263499, 33145737, 41792451, 77340053, 97515719, 99437211, 125377353, 232020159, 292547157, 320408791, 696060477, 877641471, 961226373, 2242861537, 2883679119, 6728584611, 20185753833]

約数ペア:

[(1, 20185753833), (3, 6728584611), (7, 2883679119), (9, 2242861537), (21, 961226373), (23, 877641471), (29, 696060477), (63, 320408791), (69, 292547157), (87, 232020159), (161, 125377353), (203, 99437211), (207, 97515719), (261, 77340053), (483, 41792451), (609, 33145737), (667, 30263499), (1449, 13930817), (1827, 11048579), (2001, 10087833), (4669, 4323357), (6003, 3362611), (14007, 1441119), (42021, 480373)]