20199077764

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{297623}}^1$

素因数の和:297712

約数の個数: 36

約数和(自身を含む): 38100633984

約数和(自身を除く): 17901556220

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 361, 722, 893, 1444, 1786, 3572, 16967, 33934, 67868, 297623, 595246, 1190492, 5654837, 11309674, 13988281, 22619348, 27976562, 55953124, 107441903, 214883806, 265777339, 429767612, 531554678, 1063109356, 5049769441, 10099538882, 20199077764]

約数ペア:

[(1, 20199077764), (2, 10099538882), (4, 5049769441), (19, 1063109356), (38, 531554678), (47, 429767612), (76, 265777339), (94, 214883806), (188, 107441903), (361, 55953124), (722, 27976562), (893, 22619348), (1444, 13988281), (1786, 11309674), (3572, 5654837), (16967, 1190492), (33934, 595246), (67868, 297623)]